/* ===========================
   RESET & BASE STYLES
   =========================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-primary: #000000;
    --color-secondary: #333333;
    --color-accent: #666666;
    --color-light-gray: #999999;
    --color-white: #FFFFFF;
    --color-bg-light: #F5F5F5;
    --color-border: #E0E0E0;
    --color-text: #333333;
    --color-text-light: #666666;

    --navbar-height: 80px;
    --navbar-height-scrolled: 70px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-weight: 300;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 400;
    letter-spacing: -0.03em;
    line-height: 1.2;
    color: var(--color-primary);
}

h1 {
    font-size: clamp(48px, 6vw, 72px);
}

h2 {
    font-size: clamp(36px, 5vw, 56px);
}

h3 {
    font-size: clamp(24px, 3vw, 36px);
}

h4 {
    font-size: clamp(20px, 2.5vw, 28px);
}

p {
    font-size: 16px;
    line-height: 1.8;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

/* ===========================
   NAVIGATION
   =========================== */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: 30px 0;
    transition: all 0.3s ease;
    z-index: 1000;
}

#navbar.scrolled {
    padding: 20px 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-text {
    font-size: 24px;
    font-weight: 400;
    letter-spacing: 0.1em;
    color: var(--color-primary);
}

.nav-menu {
    display: flex;
    gap: 40px;
}

.nav-link {
    font-size: 15px;
    font-weight: 300;
    color: var(--color-text);
    padding: 10px 20px;
    border-radius: 20px;
    transition: all 0.2s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--color-primary);
}

.nav-link.active {
    background-color: var(--color-primary);
    color: var(--color-white);
    font-weight: 500;
    padding: 12px 24px;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background-color: var(--color-primary);
    transition: all 0.3s ease;
}

/* ===========================
   HERO SECTION
   =========================== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 120px 40px 80px;
    position: relative;
    background-color: #1a1a1a;
    background-image: url('bg-img/Banner.jpeg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.5) 100%);
    z-index: 1;
}

.hero-content {
    max-width: 900px;
    animation: fadeInUp 0.8s ease-out;
    position: relative;
    z-index: 2;
}

.hero-logo-text {
    font-size: 48px;
    font-weight: 400;
    letter-spacing: 0.2em;
    color: var(--color-white);
    margin-bottom: 40px;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 14px;
    letter-spacing: 0.15em;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 20px;
    font-weight: 400;
}

.hero-title {
    margin-bottom: 30px;
    font-weight: 300;
    color: var(--color-white);
}

.hero-client {
    font-size: 24px;
    color: var(--color-white);
    margin-bottom: 10px;
    font-weight: 400;
}

.hero-date {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 50px;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background-color: rgba(255, 255, 255, 0.5);
    animation: scrollDown 2s infinite;
}

@keyframes scrollDown {
    0%, 100% { transform: translateY(0); opacity: 0; }
    50% { opacity: 1; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===========================
   BUTTONS
   =========================== */
.btn-primary {
    display: inline-block;
    padding: 16px 48px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border: 1px solid var(--color-primary);
    font-size: 15px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: all 0.2s ease;
    cursor: pointer;
}

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

.btn-secondary {
    display: inline-block;
    padding: 16px 48px;
    background-color: transparent;
    color: var(--color-white);
    border: 1px solid var(--color-white);
    font-size: 15px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: all 0.2s ease;
    cursor: pointer;
}

.btn-secondary:hover {
    background-color: var(--color-white);
    color: var(--color-primary);
}

/* ===========================
   SECTIONS
   =========================== */
.section {
    padding: 120px 0;
    position: relative;
}

.section.bg-light {
    background-color: var(--color-bg-light);
}

.section.bg-dark {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.section.bg-dark h2,
.section.bg-dark h3,
.section.bg-dark h4 {
    color: var(--color-white);
}

.section-header {
    padding: 30px 0;
    margin-bottom: 40px;
}

.section-header h2 {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    color: var(--color-primary);
}

/* Texto blanco en secciones oscuras */
.section.bg-dark .section-header h2 {
    color: var(--color-white);
}

.content-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.intro-text {
    font-size: 20px;
    line-height: 1.8;
    color: var(--color-text-light);
    margin-bottom: 60px;
    max-width: 800px;
}

/* ===========================
   WHY PULLAI SECTION
   =========================== */
.why-section {
    position: relative;
    background-color: #2a2a2a;
    background-image: url('bg-img/consultoria.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    padding: 120px 0;
}

.why-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.75) 100%);
    z-index: 1;
}

.why-content {
    position: relative;
    z-index: 2;
}

.why-content h2 {
    color: var(--color-white);
    text-align: center;
    margin-bottom: 80px;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.why-card {
    padding: 50px 40px;
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.why-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 1);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.why-icon {
    font-size: 48px;
    margin-bottom: 25px;
}

.why-card h4 {
    margin-bottom: 15px;
    font-size: 24px;
}

.why-card p {
    font-size: 15px;
    color: var(--color-text-light);
    line-height: 1.7;
}

@media (max-width: 768px) {
    .why-section {
        background-attachment: scroll;
    }

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

/* ===========================
   CHALLENGE SECTION
   =========================== */
.challenge-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    margin-bottom: 100px;
    align-items: center;
}

.challenge-text h3 {
    margin-bottom: 20px;
}

.flow-diagram {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    padding: 40px;
    background-color: var(--color-bg-light);
}

.flow-box {
    padding: 30px;
    text-align: center;
    border: 2px solid var(--color-border);
    background-color: var(--color-white);
    min-width: 180px;
}

.flow-icon {
    font-size: 40px;
    margin-bottom: 15px;
}

.flow-label {
    font-size: 14px;
    font-weight: 400;
    letter-spacing: 0.05em;
}

.flow-arrow {
    font-size: 30px;
    color: var(--color-accent);
}

/* ===========================
   MEDALLION ARCHITECTURE
   =========================== */
.architecture-section {
    margin-bottom: 100px;
}

.architecture-section h3 {
    margin-bottom: 20px;
}

.medallion-grid {
    display: flex;
    align-items: center;
    gap: 40px;
    margin-top: 60px;
}

.medallion-layer {
    flex: 1;
    padding: 40px 30px;
    text-align: center;
    border: 1px solid var(--color-border);
    background-color: var(--color-white);
    transition: all 0.3s ease;
}

.medallion-layer:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.layer-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.medallion-layer h4 {
    margin-bottom: 15px;
    font-size: 24px;
}

.medallion-layer p {
    font-size: 15px;
    color: var(--color-text-light);
    line-height: 1.6;
}

.medallion-arrow {
    font-size: 30px;
    color: var(--color-accent);
}

/* ===========================
   BENEFITS SECTION
   =========================== */
.benefits-section h3 {
    margin-bottom: 60px;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.benefit-card {
    padding: 40px;
    border: 1px solid var(--color-border);
    background-color: var(--color-white);
    transition: all 0.3s ease;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.benefit-number {
    font-size: 14px;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: 20px;
    font-weight: 400;
}

.benefit-card h4 {
    margin-bottom: 15px;
    font-size: 22px;
}

.benefit-card p {
    font-size: 15px;
    color: var(--color-text-light);
}

/* ===========================
   PHASES SECTION
   =========================== */
.phases-intro {
    margin-bottom: 60px;
}

.phases-container {
    display: grid;
    gap: 30px;
}

.phase-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    overflow: hidden;
    transition: all 0.3s ease;
}

.phase-card:hover {
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.phase-header {
    display: flex;
    align-items: center;
    gap: 30px;
    padding: 30px 40px;
    background-color: var(--color-bg-light);
    border-bottom: 1px solid var(--color-border);
}

.phase-number {
    font-size: 36px;
    font-weight: 300;
    color: var(--color-accent);
    min-width: 60px;
}

.phase-header h3 {
    font-size: 24px;
}

.phase-content {
    padding: 30px 40px;
}

.phase-list {
    list-style: none;
    display: grid;
    gap: 15px;
}

.phase-list li {
    padding-left: 30px;
    position: relative;
    font-size: 16px;
    color: var(--color-text);
}

.phase-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-accent);
}

/* ===========================
   GANTT CHART
   =========================== */
.timeline-intro {
    margin-bottom: 60px;
}

.gantt-chart {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    overflow-x: auto;
    margin-bottom: 40px;
}

.gantt-header {
    display: grid;
    grid-template-columns: 250px 1fr;
    border-bottom: 2px solid var(--color-primary);
    background-color: var(--color-bg-light);
}

.gantt-label {
    padding: 20px;
    font-weight: 400;
    border-right: 1px solid var(--color-border);
}

.gantt-months {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}

.gantt-month {
    padding: 20px;
    text-align: center;
    border-right: 1px solid var(--color-border);
    font-weight: 400;
}

.gantt-month:last-child {
    border-right: none;
}

.gantt-month span {
    display: block;
    font-size: 14px;
    color: var(--color-text-light);
    margin-top: 5px;
    font-weight: 300;
}

.gantt-row {
    display: grid;
    grid-template-columns: 250px 1fr;
    border-bottom: 1px solid var(--color-border);
}

.gantt-row:last-child {
    border-bottom: none;
}

.gantt-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    position: relative;
}

.gantt-bar {
    height: 40px;
    margin: 10px 5px;
    transition: all 0.3s ease;
    position: relative;
    animation: expandBar 0.8s ease-out;
}

.gantt-bar:hover {
    transform: scaleY(1.1);
    filter: brightness(0.9);
}

@keyframes expandBar {
    from {
        transform: scaleX(0);
        transform-origin: left;
    }
    to {
        transform: scaleX(1);
    }
}

.gantt-bar.phase-1 { background-color: #000000; }
.gantt-bar.phase-2 { background-color: #333333; }
.gantt-bar.phase-3 { background-color: #555555; }
.gantt-bar.phase-4 { background-color: #777777; }
.gantt-bar.phase-5 { background-color: #999999; }
.gantt-bar.phase-6 { background-color: #BBBBBB; }

.timeline-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: center;
    margin-top: 40px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.legend-color {
    width: 30px;
    height: 20px;
}

.legend-color.phase-1 { background-color: #000000; }
.legend-color.phase-2 { background-color: #333333; }
.legend-color.phase-3 { background-color: #555555; }
.legend-color.phase-4 { background-color: #777777; }
.legend-color.phase-5 { background-color: #999999; }
.legend-color.phase-6 { background-color: #BBBBBB; }

.legend-item span {
    font-size: 14px;
    color: var(--color-text-light);
}

/* ===========================
   BUDGET SECTION
   =========================== */
.budget-intro {
    margin-bottom: 60px;
}

.budget-phases {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    margin-bottom: 60px;
}

.budget-card {
    background-color: var(--color-white);
    border: 2px solid var(--color-border);
    overflow: hidden;
    transition: all 0.3s ease;
}

.budget-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.12);
}

.budget-header {
    padding: 40px;
    text-align: center;
    border-bottom: 1px solid var(--color-border);
}

.development-phase .budget-header {
    background: linear-gradient(135deg, #f5f5f5 0%, #ffffff 100%);
}

.maintenance-phase .budget-header {
    background: linear-gradient(135deg, #ffffff 0%, #f5f5f5 100%);
}

.budget-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.budget-header h3 {
    margin-bottom: 10px;
    font-size: 28px;
}

.budget-period {
    font-size: 14px;
    color: var(--color-text-light);
    letter-spacing: 0.1em;
}

.budget-content {
    padding: 40px;
}

.budget-amount {
    text-align: center;
    padding: 30px;
    background-color: var(--color-bg-light);
    margin-bottom: 30px;
}

.amount-label {
    display: block;
    font-size: 14px;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: 10px;
}

.amount-value {
    display: block;
    font-size: 36px;
    font-weight: 400;
    color: var(--color-primary);
    margin-bottom: 5px;
}

.amount-tax {
    display: block;
    font-size: 14px;
    color: var(--color-text-light);
}

.budget-includes h4 {
    margin-bottom: 20px;
    font-size: 18px;
}

.budget-includes ul {
    list-style: none;
    display: grid;
    gap: 12px;
}

.budget-includes li {
    padding-left: 25px;
    position: relative;
    font-size: 15px;
    color: var(--color-text);
}

.budget-includes li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 400;
}

.budget-total {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.budget-total span {
    display: block;
    font-size: 14px;
    color: var(--color-text-light);
    margin-bottom: 10px;
}

.budget-total strong {
    font-size: 24px;
    font-weight: 400;
    color: var(--color-primary);
}

.budget-extras {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid var(--color-border);
    display: grid;
    gap: 15px;
}

.extra-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background-color: var(--color-bg-light);
}

.extra-label {
    font-size: 14px;
    color: var(--color-text);
}

.extra-value {
    font-size: 16px;
    font-weight: 400;
    color: var(--color-primary);
}

.budget-note {
    padding: 30px;
    background-color: var(--color-bg-light);
    border-left: 3px solid var(--color-primary);
}

.budget-note p {
    font-size: 15px;
    color: var(--color-text);
}

/* ===========================
   ROADMAP SECTION
   =========================== */
.roadmap-intro {
    margin-bottom: 60px;
}

.roadmap-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.roadmap-card {
    padding: 60px 40px;
    text-align: center;
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-light);
    transition: all 0.3s ease;
}

.roadmap-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    background-color: var(--color-white);
}

.roadmap-icon {
    font-size: 60px;
    margin-bottom: 30px;
}

.roadmap-card h4 {
    margin-bottom: 20px;
}

.roadmap-card p {
    font-size: 15px;
    color: var(--color-text-light);
}

/* ===========================
   TEAM SECTION
   =========================== */
.team-intro {
    margin-bottom: 60px;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.team-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    overflow: hidden;
    transition: all 0.3s ease;
}

.team-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.team-image {
    width: 100%;
    height: 300px;
    overflow: hidden;
    position: relative;
    background-color: var(--color-bg-light);
}

.team-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: all 0.5s ease;
}

.team-card:hover .team-image img {
    transform: scale(1.05);
}

.team-info {
    padding: 30px;
}

.team-info h4 {
    margin-bottom: 10px;
    font-size: 22px;
}

.team-role {
    font-size: 14px;
    color: var(--color-accent);
    letter-spacing: 0.1em;
    margin-bottom: 15px;
    font-weight: 400;
}

.team-description {
    font-size: 15px;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* ===========================
   CLIENTS SECTION
   =========================== */
.clients-intro {
    margin-bottom: 60px;
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 40px;
    align-items: center;
    justify-items: center;
}

.client-logo {
    width: 100%;
    max-width: 160px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    border: 1px solid var(--color-border);
    background-color: var(--color-white);
    transition: all 0.3s ease;
}

.client-logo:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    border-color: var(--color-primary);
}

.client-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: all 0.3s ease;
}

.client-logo:hover img {
    filter: grayscale(0%);
    opacity: 1;
}

/* ===========================
   CONTACT SECTION
   =========================== */
.contact-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.contact-content h2 {
    color: var(--color-white);
    margin-bottom: 30px;
}

.contact-content > p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 60px;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 60px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 30px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.contact-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-5px);
}

.contact-icon {
    font-size: 32px;
    line-height: 1;
}

.contact-item h4 {
    color: var(--color-white);
    font-size: 18px;
    margin-bottom: 8px;
}

.contact-item p {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

.contact-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

@media (max-width: 768px) {
    .contact-info {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

/* ===========================
   FOOTER
   =========================== */
.footer {
    padding: 60px 0;
    background-color: var(--color-primary);
    color: var(--color-white);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    text-align: center;
}

.footer-logo {
    font-size: 24px;
    font-weight: 400;
    letter-spacing: 0.1em;
    margin-bottom: 10px;
}

.footer-text {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 20px;
}

.footer-copyright {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
}

/* ===========================
   SCROLL REVEAL ANIMATION - DISABLED
   =========================== */
.scroll-reveal {
    opacity: 1;
    transform: translateY(0);
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ===========================
   RESPONSIVE DESIGN
   =========================== */
@media (max-width: 1024px) {
    .section {
        padding: 80px 0;
    }

    .content-container {
        padding: 0 30px;
    }

    .challenge-section {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .medallion-grid {
        flex-direction: column;
    }

    .medallion-arrow {
        transform: rotate(90deg);
    }

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

    .budget-phases {
        grid-template-columns: 1fr;
    }

    .roadmap-cards {
        grid-template-columns: 1fr;
    }

    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .clients-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 60px 0;
    }

    .content-container,
    .section-header h2 {
        padding: 0 20px;
    }

    .nav-menu {
        position: fixed;
        top: var(--navbar-height);
        left: -100%;
        width: 100%;
        height: calc(100vh - var(--navbar-height));
        background-color: var(--color-white);
        flex-direction: column;
        align-items: center;
        padding: 40px 0;
        gap: 20px;
        transition: left 0.3s ease;
        border-top: 1px solid var(--color-border);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        padding: 100px 20px 60px;
        background-attachment: scroll;
    }

    .hero-logo-text {
        font-size: 36px;
    }

    .gantt-header,
    .gantt-row {
        grid-template-columns: 150px 1fr;
    }

    .gantt-label {
        font-size: 13px;
        padding: 15px 10px;
    }

    .gantt-month {
        padding: 15px 5px;
        font-size: 12px;
    }

    .timeline-legend {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

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

    .clients-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 36px;
    }

    .btn-primary,
    .btn-secondary {
        padding: 14px 32px;
        font-size: 13px;
    }

    .phase-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    .phase-number {
        font-size: 28px;
    }
}