/* Base Styles */
:root {
    --color-bg: #0a1927;
    --color-bg-darker: #061220;
    --color-accent: #64b8cc;
    --color-accent-light: #9bd1df;
    --color-text: #e3e6ec;
    --color-text-muted: #a6b0c3;
    --color-card: rgba(26, 46, 67, 0.6);
    --color-card-hover: rgba(36, 56, 77, 0.8);
    --color-success: #97cc9b;
    --color-warning: #e6cf8b;
    --font-primary: 'Montserrat', sans-serif;
    --font-secondary: 'Playfair Display', serif;
    --shadow-soft: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-strong: 0 15px 35px rgba(0, 0, 0, 0.2);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    height: 100%;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    position: relative;
    overflow-x: hidden;
    min-height: 100%;
    width: 100%;
}

/* Particles Background */
#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 1;
    pointer-events: none;
}

/* Container */
.proposal-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 60px 30px;
    position: relative;
    z-index: 2;
    background-color: rgba(10, 25, 39, 0.8);
    box-shadow: 0 0 100px 20px rgba(10, 25, 39, 0.9);
    border-radius: 5px;
    backdrop-filter: blur(5px);
    overflow: hidden;
    width: 100%;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-secondary);
    font-weight: 600;
    margin-bottom: 1rem;
    line-height: 1.3;
}

h1 {
    font-size: 2.5rem;
    letter-spacing: 2px;
    margin-bottom: 0.5rem;
}

h1 span {
    color: var(--color-accent);
    font-weight: 700;
}

h2 {
    font-size: 1.8rem;
    color: var(--color-accent-light);
    position: relative;
    margin-bottom: 1.5rem;
}

h3 {
    font-size: 1.3rem;
    color: var(--color-text);
    margin-bottom: 1.2rem;
}

h4 {
    font-size: 1.1rem;
    margin-bottom: 0.8rem;
}

p {
    margin-bottom: 1.5rem;
    line-height: 1.8;
    font-weight: 300;
}

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

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

/* Section & Separators */
section {
    margin-bottom: 5rem;
    padding: 20px;
    background-color: rgba(10, 25, 39, 0.7);
    border-radius: 10px;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
    width: 100%;
}

section:hover {
    background-color: rgba(15, 30, 45, 0.8);
    box-shadow: var(--shadow-strong);
    transform: translateY(-3px);
}

.separator {
    height: 3px;
    width: 60px;
    background: var(--color-accent);
    margin-bottom: 2rem;
}

/* Header */
header {
    text-align: center;
    margin-bottom: 4rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    width: 100%;
}

.logo-container {
    margin: 0 auto 1.5rem;
    position: relative;
    width: 120px;
    height: 120px;
}

.logo {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 50%;
    display: block;
}

.logo-placeholder {
    width: 100%;
    height: 100%;
    background: var(--color-accent);
    color: var(--color-bg-darker);
    font-family: var(--font-secondary);
    font-size: 2.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    box-shadow: 0 5px 15px rgba(100, 184, 204, 0.3);
    position: absolute;
    top: 0;
    left: 0;
}

.subtitle {
    color: var(--color-text-muted);
    font-size: 1.1rem;
    letter-spacing: 1px;
    font-weight: 300;
}

/* Introduction */
.intro p {
    font-size: 1.1rem;
    max-width: 800px;
}

.intro em {
    color: var(--color-accent);
    font-style: normal;
    font-weight: 500;
}

/* Audience Cards */
.audience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
    margin-top: 2rem;
    width: 100%;
}

.audience-card {
    background: var(--color-card);
    border-radius: 10px;
    padding: 30px;
    border-top: 3px solid var(--color-accent);
    transition: var(--transition);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-soft);
    width: 100%;
}

.audience-card:hover {
    transform: translateY(-5px);
    background: var(--color-card-hover);
    box-shadow: var(--shadow-strong);
}

.audience-card h3 {
    margin-bottom: 1.5rem;
    color: var(--color-accent-light);
}

.audience-card p {
    font-weight: 400;
    margin-bottom: 1.5rem;
    color: var(--color-text);
}

.audience-card ul {
    list-style-type: none;
    padding-left: 5px;
}

.audience-card li {
    margin-bottom: 10px;
    position: relative;
    padding-left: 20px;
    color: var(--color-text-muted);
}

.audience-card li:before {
    content: "•";
    color: var(--color-accent);
    position: absolute;
    left: 0;
}

/* Services Table */
.table-container {
    overflow-x: auto;
    margin: 2rem 0;
    border-radius: 10px;
    box-shadow: var(--shadow-soft);
    width: 100%;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-card);
    border-radius: 10px;
    overflow: hidden;
}

thead {
    background: var(--color-bg-darker);
}

th, td {
    padding: 16px 20px;
    text-align: left;
}

th {
    color: var(--color-accent);
    font-weight: 500;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

tr {
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

tbody tr:hover {
    background: rgba(36, 56, 77, 0.5);
}

td {
    font-weight: 300;
    font-size: 1rem;
}

tfoot {
    background: var(--color-bg-darker);
}

.total td, .discount td {
    font-weight: 500;
    padding: 20px;
}

.discount td {
    color: var(--color-accent);
    font-size: 1.1rem;
}

.highlight {
    color: var(--color-success);
    font-weight: 500;
}

/* Monthly Pricing */
.monthly-container {
    display: flex;
    align-items: flex-start;
    gap: 40px;
    background: var(--color-card);
    border-radius: 10px;
    padding: 35px;
    margin-top: 2rem;
    box-shadow: var(--shadow-soft);
    flex-wrap: wrap;
}

.price-tag {
    flex-shrink: 0;
    padding: 25px;
    background: var(--color-bg-darker);
    border-radius: 8px;
    text-align: center;
    border-left: 3px solid var(--color-accent);
}

.price {
    font-family: var(--font-secondary);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: 5px;
}

.period {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.monthly-details {
    flex-grow: 1;
    min-width: 250px;
}

.monthly-details p {
    margin-bottom: 1.2rem;
}

.monthly-details ul {
    list-style-type: none;
}

.monthly-details li {
    margin-bottom: 12px;
    position: relative;
    padding-left: 28px;
}

.monthly-details li:before {
    content: "✓";
    color: var(--color-success);
    position: absolute;
    left: 0;
    font-weight: 700;
}

/* Ad Investment */
.investment-recommendation {
    background: var(--color-card);
    border-radius: 10px;
    padding: 40px;
    text-align: center;
    margin-top: 2rem;
    box-shadow: var(--shadow-soft);
}

.recommendation-intro {
    max-width: 600px;
    margin: 0 auto 1.5rem;
}

.daily-investment {
    font-size: 2rem;
    font-weight: 300;
    margin-bottom: 1.5rem;
}

.amount {
    color: var(--color-accent);
    font-weight: 600;
    font-family: var(--font-secondary);
}

.per-platform {
    display: block;
    font-size: 1rem;
    color: var(--color-text-muted);
    margin-top: 5px;
}

.platforms {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin: 2rem 0;
    flex-wrap: wrap;
}

.platform {
    background: var(--color-bg-darker);
    border-radius: 8px;
    padding: 20px;
    min-width: 180px;
    flex: 1;
    flex-basis: 180px;
    max-width: 300px;
}

.platform h4 {
    margin-bottom: 5px;
    color: var(--color-accent);
}

.platform p {
    color: var(--color-text-muted);
    margin-bottom: 0;
    font-size: 0.9rem;
}

.investment-note {
    font-style: italic;
    color: var(--color-text-muted);
    font-size: 0.85rem;
    margin-top: 1.5rem;
}

/* Strategy Grid */
.strategy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 20px;
    margin-top: 2rem;
    width: 100%;
}

.strategy-item {
    background: var(--color-card);
    border-radius: 10px;
    padding: 25px;
    transition: var(--transition);
    box-shadow: var(--shadow-soft);
    width: 100%;
}

.strategy-item:hover {
    background: var(--color-card-hover);
    transform: translateY(-5px);
    box-shadow: var(--shadow-strong);
}

.strategy-item h3 {
    color: var(--color-accent);
    margin-bottom: 0.8rem;
}

.optional {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: -0.5rem;
    margin-bottom: 1rem;
}

.strategy-item ul {
    list-style-type: none;
    padding-left: 5px;
}

.strategy-item li {
    margin-bottom: 10px;
    position: relative;
    padding-left: 20px;
    color: var(--color-text-muted);
    word-wrap: break-word;
}

.strategy-item li:before {
    content: "•";
    color: var(--color-accent);
    position: absolute;
    left: 0;
}

/* Modules Section */
.module-intro {
    margin-bottom: 2.5rem;
    font-size: 1.1rem;
    max-width: 900px;
}

.module-grid {
    display: flex;
    flex-direction: column;
    gap: 30px;
    margin-top: 2rem;
    width: 100%;
}

.module-card {
    background: var(--color-card);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-soft);
    width: 100%;
}

.module-card:hover {
    box-shadow: var(--shadow-strong);
    transform: translateY(-5px);
}

.module-header {
    background: var(--color-bg-darker);
    padding: 25px 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
}

.module-header h3 {
    font-size: 1.2rem;
    margin-bottom: 5px;
    color: var(--color-accent);
}

.module-title {
    font-family: var(--font-secondary);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text);
    word-wrap: break-word;
}

.module-content {
    padding: 30px;
}

.module-objective, 
.module-services, 
.module-impact {
    margin-bottom: 2rem;
}

.module-objective h4, 
.module-services h4, 
.module-impact h4 {
    color: var(--color-accent-light);
    font-size: 1.1rem;
    margin-bottom: 1rem;
    position: relative;
}

.module-objective h4:after, 
.module-services h4:after, 
.module-impact h4:after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--color-accent);
}

.module-services ul, 
.module-impact ul {
    list-style-type: none;
    padding-left: 0;
}

.module-services li, 
.module-impact li {
    margin-bottom: 12px;
    position: relative;
    padding-left: 25px;
    color: var(--color-text-muted);
    word-wrap: break-word;
}

.module-services li:before, 
.module-impact li:before {
    content: "→";
    color: var(--color-accent);
    position: absolute;
    left: 0;
}

.module-price {
    background: rgba(10, 25, 39, 0.6);
    padding: 20px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    margin: 25px -30px -30px;
    flex-wrap: wrap;
    gap: 10px;
}

.price-label {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--color-text);
}

.price-value {
    font-family: var(--font-secondary);
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--color-accent);
    position: relative;
}

.modules-note {
    margin-top: 2.5rem;
    background: rgba(100, 184, 204, 0.1);
    border-left: 3px solid var(--color-accent);
    padding: 20px 25px;
    border-radius: 5px;
}

.modules-note p {
    margin-bottom: 0;
    font-style: italic;
    color: var(--color-text-muted);
}

/* Identity */
.identity-content {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 2rem;
    width: 100%;
}

.identity-item {
    background: var(--color-card);
    border-radius: 10px;
    padding: 30px;
    box-shadow: var(--shadow-soft);
    width: 100%;
}

.identity-item h3 {
    color: var(--color-accent);
    margin-bottom: 1.2rem;
}

.identity-item ul {
    list-style-type: none;
}

.identity-item li {
    margin-bottom: 12px;
    position: relative;
    padding-left: 25px;
    color: var(--color-text-muted);
}

.identity-item li:before {
    content: "→";
    color: var(--color-accent);
    position: absolute;
    left: 0;
}

.feelings {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 1rem;
}

.feelings span {
    background: rgba(100, 184, 204, 0.15);
    color: var(--color-accent-light);
    padding: 8px 15px;
    border-radius: 30px;
    font-size: 0.9rem;
    display: inline-block;
    margin-bottom: 5px;
}

/* Conclusion */
.conclusion {
    background: var(--color-card);
    border-radius: 10px;
    padding: 40px;
    text-align: center;
    box-shadow: var(--shadow-soft);
}

.conclusion .separator {
    margin: 0 auto 2rem;
}

.conclusion p {
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.cta-container {
    margin-top: 2.5rem;
}

.cta-button {
    display: inline-block;
    background: var(--color-accent);
    color: var(--color-bg-darker);
    padding: 15px 30px;
    border-radius: 5px;
    font-weight: 600;
    letter-spacing: 1px;
    transition: var(--transition);
    font-size: 1rem;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.cta-button:before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: 0.5s;
    z-index: -1;
}

.cta-button:hover {
    background: var(--color-accent-light);
    color: var(--color-bg-darker);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(100, 184, 204, 0.3);
}

.cta-button:hover:before {
    left: 100%;
}

.final-message {
    font-family: var(--font-secondary);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-accent);
    padding: 20px;
    border: 2px solid var(--color-accent);
    border-radius: 5px;
    display: inline-block;
    background-color: rgba(100, 184, 204, 0.1);
    letter-spacing: 1px;
}

/* Footer */
footer {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.85rem;
    padding-top: 3rem;
    margin-top: 4rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    width: 100%;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

section {
    animation: fadeIn 0.5s ease-out forwards;
}

section:nth-child(2) { animation-delay: 0.1s; }
section:nth-child(3) { animation-delay: 0.2s; }
section:nth-child(4) { animation-delay: 0.3s; }
section:nth-child(5) { animation-delay: 0.4s; }
section:nth-child(6) { animation-delay: 0.5s; }
section:nth-child(7) { animation-delay: 0.6s; }
section:nth-child(8) { animation-delay: 0.7s; }

/* Responsive Design */
@media (max-width: 1200px) {
    .proposal-container {
        max-width: 95%;
    }
}

@media (max-width: 992px) {
    h1 {
        font-size: 2.2rem;
    }
    
    h2 {
        font-size: 1.6rem;
    }
    
    .module-title {
        font-size: 1.3rem;
    }
}

@media (max-width: 768px) {
    .proposal-container {
        padding: 40px 15px;
        max-width: 100%;
        margin: 0;
        border-radius: 0;
    }
    
    section {
        padding: 15px;
    }
    
    h1 {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.4rem;
    }
    
    h3 {
        font-size: 1.2rem;
    }
    
    .monthly-container {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 25px 15px;
    }
    
    .price-tag {
        margin-bottom: 1.5rem;
        padding: 20px 30px;
        width: 100%;
        max-width: 250px;
    }
    
    .monthly-details li {
        text-align: left;
    }
    
    .platforms {
        flex-direction: column;
        align-items: center;
    }
    
    .platform {
        width: 100%;
        max-width: 300px;
    }
    
    .module-price {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .price-value {
        font-size: 1.2rem;
    }
    
    table {
        font-size: 0.9rem;
    }
    
    th, td {
        padding: 12px 15px;
    }
    
    .audience-grid, .strategy-grid, .identity-content {
        grid-template-columns: 1fr;
    }
    
    .conclusion {
        padding: 30px 15px;
    }
}

@media (max-width: 576px) {
    .logo-container {
        width: 90px;
        height: 90px;
    }
    
    .logo-placeholder {
        font-size: 2rem;
    }
    
    h1 {
        font-size: 1.5rem;
    }
    
    h2 {
        font-size: 1.3rem;
    }
    
    .module-title {
        font-size: 1.1rem;
    }
    
    .conclusion {
        padding: 25px 15px;
    }
    
    .cta-button {
        width: 100%;
        padding: 12px 20px;
    }
    
    .module-header {
        padding: 20px 15px;
    }
    
    .module-content {
        padding: 20px 15px;
    }
    
    .module-price {
        padding: 15px;
        margin: 20px -15px -15px;
    }
    
    th, td {
        padding: 10px;
    }
    
    .daily-investment {
        font-size: 1.6rem;
    }
    
    .final-message {
        font-size: 1.1rem;
        padding: 15px;
        width: 100%;
    }
    
    .cta-button {
        width: 100%;
        padding: 12px 20px;
    }
}