:root {
    --primary: #7c4dff;
    --primary-light: #9e7dff;
    --primary-dark: #5b2eff;
    --accent: #ff4d9e;
    --text: #f0f0f5;
    --text-secondary: #b8b8c5;
    --bg-primary: #121218;
    --bg-secondary: #1a1a24;
    --bg-tertiary: #25252f;
    --success: #4dff98;
    --danger: #ff4d67;
    --warning: #ffba4d;
    --input-bg: rgba(255, 255, 255, 0.07);
    --border-radius: 12px;
    --shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --glass-bg: rgba(26, 26, 36, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
}

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

html,
body {
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text);
    min-height: 100vh;
    line-height: 1.6;
    overflow-x: hidden;
}

body {
    display: flex;
    flex-direction: column;
    background: radial-gradient(circle at top right, rgba(124, 77, 255, 0.1), transparent 50%),
        radial-gradient(circle at bottom left, rgba(255, 77, 158, 0.07), transparent 50%),
        var(--bg-primary);
    background-image:
        radial-gradient(circle at top right, rgba(124, 77, 255, 0.1), transparent 50%),
        radial-gradient(circle at bottom left, rgba(255, 77, 158, 0.07), transparent 50%),
        url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cg opacity='0.05'%3E%3Ccircle cx='10' cy='10' r='1' fill='%23ffffff'/%3E%3Ccircle cx='30' cy='40' r='0.8' fill='%23ffffff'/%3E%3Ccircle cx='70' cy='20' r='1.2' fill='%23ffffff'/%3E%3Ccircle cx='45' cy='80' r='0.9' fill='%23ffffff'/%3E%3Ccircle cx='90' cy='60' r='1.1' fill='%23ffffff'/%3E%3C/g%3E%3C/svg%3E"),
        var(--bg-primary);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--text) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h1 {
    font-size: 3.5rem;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 2.25rem;
    letter-spacing: -0.02em;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

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

a:hover {
    color: var(--accent);
}

main {
    flex: 1;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

header {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
}

.logo i {
    margin-right: 0.75rem;
    font-size: 1.75rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo span {
    background: linear-gradient(135deg, var(--text) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

nav {
    display: flex;
    gap: 1.5rem;
}

nav a {
    color: var(--text-secondary);
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

nav a i {
    font-size: 1.25rem;
}

nav a:hover {
    color: var(--text);
    background: rgba(255, 255, 255, 0.05);
}

nav a.active {
    color: var(--primary-light);
    background: rgba(124, 77, 255, 0.1);
}

.hero {
    text-align: center;
    padding: 4rem 1rem;
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 .accent {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.25rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.setup-container {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 2rem;
    margin: 2rem 0 4rem;
    box-shadow: var(--shadow);
}

.setup-container h2 {
    text-align: center;
    margin-bottom: 2rem;
}

.setup-form {
    max-width: 700px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 2rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text);
}

.time-options {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.time-option {
    background: var(--input-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    border-radius: var(--border-radius);
    padding: 0.75rem 1.25rem;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.time-option:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    color: var(--text);
}

.time-option.active {
    background: rgba(124, 77, 255, 0.15);
    border-color: var(--primary);
    color: var(--primary-light);
}

.time-option.custom {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.custom-input {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1rem;
}

.custom-input input {
    background: var(--input-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    color: var(--text);
    padding: 0.75rem 1rem;
    font-size: 1rem;
    width: 100px;
    transition: var(--transition);
}

.custom-input input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(124, 77, 255, 0.2);
}

.slider-container {
    width: 100%;
    margin-bottom: 1rem;
}

.slider {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 5px;
    background: var(--input-bg);
    outline: none;
    transition: var(--transition);
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.slider::-moz-range-thumb {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

.slider::-moz-range-thumb:hover {
    transform: scale(1.1);
}

#reset-value {
    display: block;
    text-align: center;
    margin-top: 0.75rem;
    font-weight: 500;
    color: var(--text);
}

.description {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: var(--input-bg);
    color: var(--text);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.button:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

.button.primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border: none;
    color: white;
    box-shadow: 0 4px 15px rgba(124, 77, 255, 0.3);
}

.button.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(124, 77, 255, 0.4);
}

.button.primary:active {
    transform: translateY(0);
}

.button.secondary {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

#start-session {
    display: block;
    width: 100%;
    padding: 1rem;
    margin-top: 2rem;
    font-size: 1.1rem;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.feature {
    background: var(--glass-bg);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
    border-color: rgba(255, 255, 255, 0.15);
}

.feature i {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.editor-container {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    overflow: hidden;
    margin-bottom: 2rem;
    box-shadow: var(--shadow);
    height: 70vh;
    display: flex;
    flex-direction: column;
}

.editor-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--glass-border);
}

.word-count {
    font-weight: 500;
    color: var(--text);
}

.reset-indicator {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.editor {
    flex: 1;
    width: 100%;
    padding: 1.5rem;
    font-size: 1.1rem;
    line-height: 1.7;
    border: none;
    background: transparent;
    color: var(--text);
    resize: none;
}

.editor:focus {
    outline: none;
}

.editor::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
}

.session-info {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.timer-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(0, 0, 0, 0.2);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
}

.timer-container i {
    color: var(--primary-light);
}

.timer {
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    color: var(--text);
}

.status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
}

.status.idle {
    background: rgba(0, 0, 0, 0.2);
    color: var(--text-secondary);
}

.status.writing {
    background: rgba(124, 77, 255, 0.15);
    color: var(--primary-light);
}

.status.danger {
    background: rgba(255, 77, 103, 0.15);
    color: var(--danger);
}

.status.completed {
    background: rgba(77, 255, 152, 0.15);
    color: var(--success);
}

.writing-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--primary-light);
    position: relative;
}

.danger-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--danger);
    position: relative;
}

.completion-message {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow);
    max-width: 700px;
    margin: 0 auto;
}

.completion-message h2 {
    margin-bottom: 2rem;
}

.stats {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.5rem;
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--border-radius);
    min-width: 140px;
}

.stat i {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat span {
    font-weight: 500;
    color: var(--text);
}

.action-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.share-container {
    margin-top: 2rem;
}

.share-box {
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--border-radius);
    padding: 1.5rem;
}

.share-box h3 {
    margin-bottom: 1.5rem;
    text-align: center;
}

.share-link-container {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.share-link-container input {
    flex: 1;
    background: var(--input-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    color: var(--text);
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
}

.share-info {
    text-align: center;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.share-status {
    text-align: center;
    min-height: 24px;
}

.share-status .loading {
    color: var(--text-secondary);
}

.share-status .error {
    color: var(--danger);
}

.share-status .success {
    color: var(--success);
}

footer {
    background: rgba(0, 0, 0, 0.3);
    padding: 2rem;
    text-align: center;
    margin-top: auto;
}

footer p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    .features {
        grid-template-columns: 1fr;
    }

    .time-options {
        flex-direction: column;
    }

    .time-option {
        width: 100%;
        text-align: center;
    }

    .custom-input {
        justify-content: center;
    }

    .action-buttons {
        flex-direction: column;
    }

    .action-buttons .button {
        width: 100%;
    }
}


::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

input:focus,
textarea:focus,
.button:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(124, 77, 255, 0.3);
}

::selection {
    background: rgba(124, 77, 255, 0.3);
    color: var(--text);
}

.page-transition {
    animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

@keyframes pulse {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }

    100% {
        transform: scale(1);
    }
}

.logo:hover i {
    animation: quillWiggle 1s ease-in-out;
}

@keyframes quillWiggle {
    0% {
        transform: rotate(0deg);
    }

    25% {
        transform: rotate(-5deg);
    }

    50% {
        transform: rotate(5deg);
    }

    75% {
        transform: rotate(-3deg);
    }

    100% {
        transform: rotate(0deg);
    }
}

#start-session:hover {
    animation: pulseGlow 2s infinite;
}

@keyframes pulseGlow {
    0% {
        box-shadow: 0 4px 15px rgba(124, 77, 255, 0.3);
    }

    50% {
        box-shadow: 0 8px 25px rgba(124, 77, 255, 0.5);
    }

    100% {
        box-shadow: 0 4px 15px rgba(124, 77, 255, 0.3);
    }
}

.writing-indicator {
    animation: pulseBlink 1.5s infinite;
}

@keyframes pulseBlink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.danger-indicator {
    animation: dangerBlink 0.8s infinite;
}

@keyframes dangerBlink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.feature {
    animation: fadeUp 0.6s ease-out;
    animation-fill-mode: both;
}

.feature:nth-child(1) {
    animation-delay: 0.1s;
}

.feature:nth-child(2) {
    animation-delay: 0.3s;
}

.feature:nth-child(3) {
    animation-delay: 0.5s;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.editor.fading {
    animation: textFade 3s forwards;
}

@keyframes textFade {
    0% {
        opacity: 1;
    }

    100% {
        opacity: 0;
    }
}

.stat {
    transition: transform 0.3s ease;
}

.stat:hover {
    transform: translateY(-5px);
}

.share-status .loading i {
    animation: spin 1.5s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.button:hover:not(.primary) {
    animation: softGlow 2s infinite;
}

@keyframes softGlow {
    0% {
        box-shadow: 0 0 0 rgba(255, 255, 255, 0);
    }

    50% {
        box-shadow: 0 0 10px rgba(255, 255, 255, 0.1);
    }

    100% {
        box-shadow: 0 0 0 rgba(255, 255, 255, 0);
    }
}


.hero h1 .accent {
    background-size: 200% auto;
    background-image: linear-gradient(90deg, var(--primary) 0%, var(--accent) 50%, var(--primary) 100%);
    animation: shimmer 3s linear infinite;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@keyframes shimmer {
    0% {
        background-position: 0% center;
    }

    100% {
        background-position: 200% center;
    }
}

.completion-message {
    animation: slideUp 0.5s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

.time-option,
.button,
.slider::-webkit-slider-thumb,
.slider::-moz-range-thumb,
nav a,
.feature {
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

@keyframes gradientAnimation {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

.editor-container {
    position: relative;
    overflow: hidden;
}

.editor-container::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(to bottom right,
            transparent,
            transparent,
            rgba(124, 77, 255, 0.03),
            transparent,
            transparent);
    transform: rotate(45deg);
    animation: lightSweep 8s linear infinite;
    pointer-events: none;
}

@keyframes lightSweep {
    0% {
        transform: rotate(45deg) translateY(-100%);
    }

    100% {
        transform: rotate(45deg) translateY(100%);
    }
}

.session-info .timer-container {
    position: relative;
    overflow: hidden;
}

.session-info .timer-container::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    height: 2px;
    width: 100%;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transform-origin: left;
    animation: timerProgress linear forwards;
    animation-duration: var(--session-duration, 600s);
}

@keyframes timerProgress {
    0% {
        transform: scaleX(1);
    }

    100% {
        transform: scaleX(0);
    }
}

.success {
    animation: fadeInOut 2s;
}

.error {
    animation: shake 0.5s cubic-bezier(0.36, 0.07, 0.19, 0.97);
}

@keyframes fadeInOut {
    0% {
        opacity: 0;
    }

    15% {
        opacity: 1;
    }

    85% {
        opacity: 1;
    }

    100% {
        opacity: 0;
    }
}

@keyframes shake {

    0%,
    100% {
        transform: translateX(0);
    }

    10%,
    30%,
    50%,
    70%,
    90% {
        transform: translateX(-5px);
    }

    20%,
    40%,
    60%,
    80% {
        transform: translateX(5px);
    }
}

.status {
    transition: background-color 0.3s ease;
}

.status.writing,
.status.danger,
.status.completed {
    animation: statusFadeIn 0.5s ease-out forwards;
}

@keyframes statusFadeIn {
    from {
        transform: translateY(-5px);
        opacity: 0;
    }

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

.time-option.active {
    animation: selectedPulse 2s infinite;
}

@keyframes selectedPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(124, 77, 255, 0.4);
    }

    70% {
        box-shadow: 0 0 0 5px rgba(124, 77, 255, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(124, 77, 255, 0);
    }
}

.social-share a:hover i {
    animation: bounce 0.5s ease;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-5px);
    }
}

.slider::-webkit-slider-thumb:active,
.slider::-moz-range-thumb:active {
    animation: expand 0.2s forwards;
}

@keyframes expand {
    from {
        transform: scale(1);
    }

    to {
        transform: scale(1.2);
    }
}

.tooltip {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s, transform 0.3s;
}

.tooltip.visible {
    opacity: 1;
    transform: translateY(0);
}

.theme-transition {
    transition: background-color 0.5s ease, color 0.5s ease;
}

.toggle-button {
    transition: background-color 0.3s ease;
}

.toggle-button::before {
    content: '';
    transition: transform 0.3s ease;
}

.toggle-button.active::before {
    transform: translateX(20px);
}

@media (max-width: 768px) {
    .mobile-menu-enter {
        animation: slideInRight 0.3s forwards;
    }

    .mobile-menu-exit {
        animation: slideOutRight 0.3s forwards;
    }

    @keyframes slideInRight {
        from {
            transform: translateX(100%);
        }

        to {
            transform: translateX(0);
        }
    }

    @keyframes slideOutRight {
        from {
            transform: translateX(0);
        }

        to {
            transform: translateX(100%);
        }
    }
}