:root {
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --dark-slate: #1E293B;
    --medium-gray: #64748B;
    --linkedin-blue: #0A66C2;
    --border-gray: #E2E8F0;
    --success-green: #10B981;
    --error-red: #EF4444;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--white);
    color: var(--dark-slate);
    line-height: 1.6;
    font-size: 16px;
}

a {
    color: var(--linkedin-blue);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: var(--white);
    border-bottom: 1px solid var(--border-gray);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    z-index: 100;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--linkedin-blue);
    text-decoration: none;
}

.logo:hover {
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-link {
    color: var(--medium-gray);
    font-weight: 500;
    text-decoration: none;
    padding: 8px 0;
    border-bottom: 2px solid transparent;
    transition: all 200ms ease;
}

.nav-link:hover {
    color: var(--dark-slate);
    text-decoration: none;
}

.nav-link.active {
    color: var(--linkedin-blue);
    border-bottom-color: var(--linkedin-blue);
}

.main-content {
    padding-top: 64px;
    min-height: calc(100vh - 64px);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.hero {
    min-height: calc(100vh - 64px);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 64px 24px;
}

.hero-content {
    max-width: 700px;
}

.hero h1 {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 24px;
}

.hero p {
    font-size: 20px;
    color: var(--medium-gray);
    margin-bottom: 40px;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 4px;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 200ms ease;
    border: none;
    font-family: inherit;
    text-decoration: none;
}

.btn-primary {
    background: var(--linkedin-blue);
    color: var(--white);
}

.btn-primary:hover {
    background: #094a8f;
    text-decoration: none;
}

.btn-secondary {
    background: transparent;
    color: var(--linkedin-blue);
    margin-left: 24px;
}

.btn-secondary:hover {
    background: var(--light-gray);
    text-decoration: none;
}

.how-it-works {
    padding: 80px 0;
    background: var(--light-gray);
}

.section-title {
    font-size: 32px;
    font-weight: 600;
    text-align: center;
    margin-bottom: 48px;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.step-card {
    background: var(--white);
    padding: 32px;
    border-radius: 8px;
    border: 1px solid var(--border-gray);
    text-align: center;
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--linkedin-blue);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin: 0 auto 16px;
}

.step-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    color: var(--medium-gray);
}

.step-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
}

.step-card p {
    color: var(--medium-gray);
    font-size: 14px;
}

.recording-page {
    min-height: calc(100vh - 64px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 64px 24px;
}

.back-link {
    display: inline-block;
    margin-bottom: 24px;
    color: var(--medium-gray);
    font-size: 14px;
    margin-left: 43%;
    align-self: flex-start;
}

.back-link:hover {
    color: var(--linkedin-blue);
}

.recording-container {
    text-align: center;
    max-width: 480px;
    width: 100%;
}

.mic-button {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 3px solid var(--border-gray);
    background: var(--white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 24px auto;
    transition: all 200ms ease;
}

.mic-button:hover {
    border-color: var(--linkedin-blue);
}

.mic-button.recording {
    border-color: var(--linkedin-blue);
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(10, 102, 194, 0.4); }
    50% { box-shadow: 0 0 0 20px rgba(10, 102, 194, 0); }
}

.mic-icon {
    width: 48px;
    height: 48px;
    color: var(--medium-gray);
}

.mic-button.recording .mic-icon {
    color: var(--linkedin-blue);
}

.recording-timer {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 8px;
}

.recording-status {
    color: var(--medium-gray);
    margin-bottom: 16px;
}

.recording-text {
    background: var(--light-gray);
    padding: 16px;
    border-radius: 8px;
    margin-top: 16px;
    min-height: 60px;
    text-align: left;
    font-size: 14px;
    color: var(--dark-slate);
}

.max-duration {
    font-size: 12px;
    color: var(--medium-gray);
    margin-top: 16px;
}

.spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--border-gray);
    border-top-color: var(--linkedin-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 24px auto;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.cancel-btn {
    background: none;
    border: none;
    color: var(--medium-gray);
    cursor: pointer;
    font-size: 14px;
    margin-top: 16px;
    font-family: inherit;
}

.cancel-btn:hover {
    color: var(--dark-slate);
}

.editor-container {
    max-width: 600px;
    width: 100%;
    background: var(--white);
    padding: 32px;
    border-radius: 8px;
    border: 1px solid var(--border-gray);
    text-align: left;
}

.editor-container h2 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 24px;
}

.post-textarea {
    width: 100%;
    min-height: 200px;
    padding: 16px;
    border: 1px solid var(--border-gray);
    border-radius: 8px;
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    resize: vertical;
    margin-bottom: 16px;
}

.post-textarea:focus {
    outline: none;
    border-color: var(--linkedin-blue);
}

.editor-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.char-counter {
    font-size: 14px;
    color: var(--medium-gray);
}

.char-counter.over {
    color: var(--error-red);
}

.editor-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 16px;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-gray);
    color: var(--dark-slate);
}

.btn-outline:hover {
    border-color: var(--dark-slate);
    background: var(--light-gray);
    text-decoration: none;
}

.copied-feedback {
    color: var(--success-green);
    font-size: 14px;
    font-weight: 500;
    display: none;
}

.copied-feedback.show {
    display: inline;
}

.edit-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--medium-gray);
}

.edit-toggle input {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.error-message {
    color: var(--error-red);
    font-size: 14px;
    margin-top: 12px;
    display: none;
}

.error-message.show {
    display: block;
}

.success-message {
    color: var(--success-green);
    font-size: 14px;
    margin-top: 12px;
    display: none;
}

.success-message.show {
    display: block;
}

.pricing {
    padding: 80px 0;
    background: var(--light-gray);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 800px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--white);
    padding: 32px;
    border-radius: 8px;
    border: 1px solid var(--border-gray);
    position: relative;
}

.pricing-card.popular {
    border-color: var(--linkedin-blue);
    border-width: 2px;
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--linkedin-blue);
    color: var(--white);
    padding: 4px 16px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
}

.pricing-card h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 8px;
}

.price {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 24px;
}

.price span {
    font-size: 16px;
    font-weight: 400;
    color: var(--medium-gray);
}

.features-list {
    list-style: none;
    margin-bottom: 24px;
}

.features-list li {
    padding: 8px 0;
    color: var(--medium-gray);
    display: flex;
    align-items: center;
    gap: 8px;
}

.check-icon {
    width: 20px;
    height: 20px;
    color: var(--success-green);
    flex-shrink: 0;
}

.footer {
    background: var(--light-gray);
    padding: 32px 0;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 16px;
}

.footer-links a {
    color: var(--medium-gray);
    font-size: 14px;
}

.copyright {
    color: var(--medium-gray);
    font-size: 14px;
}

@media (max-width: 1024px) {
    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .nav {
        padding: 0 16px;
    }
    .nav-links {
        gap: 16px;
    }
    .hero h1 {
        font-size: 32px;
    }
    .hero p {
        font-size: 16px;
    }
    .btn-secondary {
        display: block;
        margin: 16px 0 0;
    }
    .steps-grid, .pricing-grid {
        grid-template-columns: 1fr;
    }
}