/*
================================================
TABLE OF CONTENTS
================================================
1.  Setup & Variables
2.  Base & Typography
3.  Background Grid
4.  Header & Navigation
5.  Buttons & Utility Classes
6.  Hero Section
7.  Services Section (Schematics)
8.  Methodology Section (Blueprint)
9.  Dashboard Section
10. CTA Section
11. Footer
12. Contact Page
13. Legal Pages
14. Animations & Scroll Effects
15. Responsive Design
================================================
*/

/* 1. Setup & Variables
------------------------------------------------ */
:root {
    --dark-bg: #1a202c;
    --accent-blue: #4FD1C5;
    --light-text: #E2E8F0;
    --medium-text: #A0AEC0;
    --border-color: rgba(79, 209, 197, 0.2);
    --card-bg: #2d3748;
    --heading-font: 'Roboto Mono', monospace;
    --body-font: 'Space Grotesk', sans-serif;
    --transition: 0.3s ease-out;
    --border-radius: 4px;
}

@property --num {
    syntax: '<integer>';
    initial-value: 0;
    inherits: false;
}

@property --p {
    syntax: '<number>';
    initial-value: 0;
    inherits: false;
}

/* 2. Base & Typography
------------------------------------------------ */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    background-color: var(--dark-bg);
    color: var(--light-text);
    font-family: var(--body-font);
    font-size: 16px;
    line-height: 1.7;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4 {
    font-family: var(--heading-font);
    color: #fff;
    line-height: 1.3;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: 1.25rem;
}

h4 {
    font-size: 1.1rem;
}

p {
    color: var(--medium-text);
}

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

a:hover {
    color: #fff;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* 3. Background Grid
------------------------------------------------ */
.grid-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(79, 209, 197, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(79, 209, 197, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -1;
    animation: pan-grid 60s linear infinite;
}

/* 4. Header & Navigation
------------------------------------------------ */
#main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
    border-bottom: 1px solid transparent;
}

#main-header.scrolled {
    background-color: rgba(26, 32, 44, 0.8);
    backdrop-filter: blur(10px);
    border-bottom-color: var(--border-color);
    padding: 15px 0;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo img {
    height: 50px;
    filter: brightness(0) invert(1);
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: var(--light-text);
    font-family: var(--heading-font);
    font-size: 0.9rem;
    text-transform: uppercase;
}

.nav-link.active {
    color: var(--accent-blue);
}

.hamburger {
    display: none;
    cursor: pointer;
    position: relative;
    width: 25px;
    height: 25px;
}

.bar {
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 2px;
    background: #fff;
    transition: var(--transition);
}

.bar::before,
.bar::after {
    content: '';
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background: #fff;
    transition: var(--transition);
}

.bar::before {
    top: -8px;
}

.bar::after {
    top: 8px;
}

/* 5. Buttons & Utility Classes
------------------------------------------------ */
.section-padding {
    padding: 120px 0;
}

.text-center {
    text-align: center;
}

.highlight {
    color: var(--accent-blue);
}

.section-title {
    margin-bottom: 60px;
}

.section-title p {
    max-width: 600px;
    font-size: 1.1rem;
}

.text-center p {
    margin-left: auto;
    margin-right: auto;
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    border: 2px solid var(--accent-blue);
    border-radius: var(--border-radius);
    font-family: var(--heading-font);
    font-weight: 700;
    transition: var(--transition);
}

.btn-primary {
    background: var(--accent-blue);
    color: var(--dark-bg);
}

.btn-primary:hover {
    background: transparent;
    color: var(--accent-blue);
}

.btn-secondary {
    background: transparent;
    color: var(--accent-blue);
}

.btn-secondary:hover {
    background: var(--accent-blue);
    color: var(--dark-bg);
}

/* 6. Hero Section
------------------------------------------------ */
#hero {
    min-height: 80vh;
    display: flex;
    align-items: center;
}

.hero-content {
    max-width: 750px;
}

.hero-content p {
    font-size: 1.2rem;
    margin: 1.5rem 0 2.5rem;
}

.hero-actions .btn {
    margin-right: 1rem;
}

/* 7. Services Section (Schematics)
------------------------------------------------ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.schematic-card {
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    border-radius: var(--border-radius);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.schematic-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(79, 209, 197, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(79, 209, 197, 0.1) 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0;
    transition: var(--transition);
}

.schematic-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-blue);
}

.schematic-card:hover::after {
    opacity: 1;
}

.schematic-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.schematic-body {
    padding: 1.5rem;
}

/* 8. Methodology Section (Blueprint)
------------------------------------------------ */
#methodology {
    background-color: var(--card-bg);
}

.blueprint-container {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem 4rem;
}

.blueprint-container::before {
    content: '';
    position: absolute;
    top: 5%;
    left: 50%;
    width: 2px;
    height: 90%;
    background-image: linear-gradient(to bottom, var(--accent-blue) 50%, transparent 50%);
    background-size: 1px 20px;
    transform: translateX(-1px);
}

.blueprint-phase {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.phase-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    border: 2px solid var(--accent-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--heading-font);
    font-size: 1.2rem;
    color: var(--accent-blue);
    background: var(--dark-bg);
    z-index: 2;
}

.blueprint-phase:nth-child(odd) {
    flex-direction: row-reverse;
    text-align: right;
}

.phase-details h4 {
    color: #fff;
    margin-bottom: 0.5rem;
}

/* 9. Dashboard Section
------------------------------------------------ */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.dashboard-widget {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
}

.widget-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.8rem;
    margin-bottom: 1rem;
    font-family: var(--heading-font);
    color: var(--light-text);
}

.widget-body {
    min-height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.widget-footer {
    margin-top: 1rem;
    text-align: right;
    font-size: 0.9rem;
    color: var(--medium-text);
}

.counter-widget .widget-body {
    font-size: 3.5rem;
    font-family: var(--heading-font);
    color: var(--accent-blue);
}

.counter {
    transition: --num 1.5s;
    counter-reset: num var(--num);
}

.counter::after {
    content: counter(num);
}

.is-visible .counter {
    --num: var(--target);
}

.donut-chart {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-family: var(--heading-font);
    font-size: 1.5rem;
    animation: grow 1.5s forwards;
    background: radial-gradient(closest-side, var(--card-bg) 79%, transparent 80% 100%), conic-gradient(var(--accent-blue) calc(var(--p) * 1%), var(--border-color) 0);
}

.is-visible .donut-chart {
    --p: var(--value);
    animation: chart-anim 1.5s forwards;
}

.donut-chart::before {
    counter-reset: p var(--p);
    content: counter(p) '%';
}

.testimonial-widget .widget-body p {
    font-style: italic;
    color: var(--light-text);
}

/* 10. CTA Section
------------------------------------------------ */
#cta {
    background: var(--card-bg);
}

.cta-content {
    border: 1px solid var(--border-color);
    padding: 3rem;
    border-radius: var(--border-radius);
}

.cta-content h2 {
    margin-bottom: 1rem;
}

/* 11. Footer
------------------------------------------------ */
#main-footer {
    padding-top: 80px;
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 2rem;
    padding-bottom: 60px;
}

.footer-logo img {
    height: 50px;
    filter: brightness(0) invert(1);
    margin-bottom: 1rem;
}

.footer-col h4 {
    color: #fff;
    margin-bottom: 1.5rem;
}

.footer-col ul li {
    margin-bottom: 0.5rem;
}

.footer-col p,
.footer-col ul a {
    color: var(--medium-text);
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding: 30px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p,
.legal-links a {
    color: var(--medium-text);
    font-size: 0.9rem;
}

.legal-links {
    display: flex;
    gap: 1rem;
}

/* 12. Contact Page
------------------------------------------------ */
.contact-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

.contact-form-wrapper {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: var(--border-radius);
}

#contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 0.5rem;
    color: var(--medium-text);
    font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    background: var(--dark-bg);
    border: 1px solid var(--border-color);
    color: var(--light-text);
    padding: 10px;
    border-radius: var(--border-radius);
    font-family: var(--body-font);
    font-size: 1rem;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
}

.full-span {
    grid-column: 1 / -1;
}

.contact-info-wrapper {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
}

.info-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.info-body {
    padding: 1.5rem;
}

.info-item {
    margin-bottom: 1.5rem;
}

.info-item span {
    font-family: var(--heading-font);
    color: var(--medium-text);
    display: block;
}

.info-item p {
    margin: 0;
    color: var(--light-text);
}

/* 13. Legal Pages
------------------------------------------------ */
#legal-page {
    min-height: 80vh;
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
}

.legal-content h2 {
    margin: 2rem 0 1rem;
}

/* 14. Animations & Keyframes
------------------------------------------------ */
@keyframes pan-grid {
    from {
        background-position: 0 0;
    }

    to {
        background-position: -50px -50px;
    }
}

@keyframes chart-anim {
    from {
        --p: 0;
    }
}

.animate-on-load {
    animation: 0.8s ease-out both;
}

.fade-in-up {
    animation-name: fadeInUp;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }

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

.animate-on-scroll {
    opacity: 0;
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in-up {
    transform: translateY(50px);
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translate(0, 0);
}

/* 15. Responsive Design
------------------------------------------------ */
@media (max-width: 992px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        max-width: 320px;
        height: 100vh;
        background: var(--card-bg);
        border-left: 1px solid var(--border-color);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: var(--transition);
        padding: 2rem;
    }

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

    .hamburger {
        display: block;
        z-index: 1001;
    }

    .hamburger.active .bar {
        background: transparent;
    }

    .hamburger.active .bar::before {
        transform: rotate(45deg);
        top: 0;
    }

    .hamburger.active .bar::after {
        transform: rotate(-45deg);
        top: 0;
    }

    .cta-button {
        display: none;
    }

    .blueprint-container {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .blueprint-container::before {
        left: 25px;
    }

    .blueprint-phase {
        padding-left: 70px;
    }

    .blueprint-phase:nth-child(odd) {
        flex-direction: row;
        text-align: left;
    }

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

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
    }

    #contact-form {
        grid-template-columns: 1fr;
    }
}