/* =========================================================
   TICO INDIA — COMPLETE STYLESHEET
   Supports index.html and education.html
   ========================================================= */

@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+Condensed:wght@400;500;600&family=IBM+Plex+Sans:wght@300;400;500;600&display=swap");

/* =========================================================
   ROOT VARIABLES
   ========================================================= */

:root {
    --navy: #070922;
    --navy-light: #10143a;
    --blue: #18218a;
    --cyan: #06c7e8;
    --cyan-dark: #009fbd;
    --yellow: #ffd229;
    --yellow-dark: #e9b900;
    --white: #ffffff;
    --off-white: #f5f6f8;
    --soft-yellow: #fff9df;
    --ink: #15192c;
    --muted: #666d80;
    --line: #dfe3ea;
    --footer-text: #aab2cc;
    --navbar-height: 92px;
    --shadow: 0 20px 50px rgba(10, 14, 45, 0.13);
    --shadow-small: 0 10px 30px rgba(10, 14, 45, 0.08);
    --transition: 0.3s ease;
}

/* =========================================================
   RESET AND GLOBAL STYLES
   ========================================================= */

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 110px;
}

body {
    margin: 0;
    overflow-x: hidden;
    background: var(--white);
    color: var(--ink);
    font-family: "IBM Plex Sans", sans-serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

img {
    display: block;
    max-width: 100%;
}

a {
    color: inherit;
    text-decoration: none;
    transition:
        color var(--transition),
        background var(--transition),
        border-color var(--transition),
        transform var(--transition);
}

button,
input,
textarea,
select {
    font: inherit;
}

button {
    border: 0;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    margin-top: 0;
    color: var(--ink);
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-weight: 500;
    line-height: 1.12;
    letter-spacing: -0.025em;
}

h1 {
    font-size: clamp(2.7rem, 5vw, 5.2rem);
}

h2 {
    font-size: clamp(2.1rem, 4vw, 4rem);
}

h3 {
    font-size: clamp(1.3rem, 2vw, 1.8rem);
}

p {
    margin-top: 0;
    color: var(--muted);
}

::selection {
    background: var(--yellow);
    color: var(--navy);
}

.section-pad {
    padding: 105px 0;
}

.kicker {
    display: inline-flex;
    margin-bottom: 20px;
    color: var(--cyan-dark);
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    align-items: center;
    gap: 10px;
}

.kicker::before {
    width: 28px;
    height: 2px;
    background: currentColor;
    content: "";
}

.section-head {
    max-width: 780px;
    margin-bottom: 50px;
}

.section-head h2 {
    margin-bottom: 18px;
}

.section-head p {
    max-width: 680px;
    margin-bottom: 0;
    font-size: 1.05rem;
}

.section-head.light h2 {
    color: var(--white);
}

.section-head.light p {
    color: rgba(255, 255, 255, 0.68);
}

/* =========================================================
   BUTTONS
   ========================================================= */

.btn {
    padding: 13px 24px;
    border-radius: 3px;
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.03em;
}

.btn-cyan {
    border: 1px solid var(--cyan);
    background: var(--cyan);
    color: var(--navy);
}

.btn-cyan:hover,
.btn-cyan:focus {
    border-color: var(--white);
    background: var(--white);
    color: var(--navy);
    transform: translateY(-2px);
}

/* =========================================================
   HOMEPAGE WHITE NAVIGATION
   ========================================================= */

.home-navbar {
    min-height: var(--navbar-height);
    padding: 10px 0;
    border-bottom: 1px solid #e9e9e9;
    background: rgba(255, 255, 255, 0.97);
    box-shadow: 0 5px 25px rgba(10, 15, 40, 0.08);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    z-index: 1050;
}

.home-navbar .container {
    max-width: 1400px;
}

.navbar-logo {
    display: inline-flex;
    max-width: 155px;
    min-width: 105px;
    align-items: center;
}

.navbar-logo img {
    width: auto;
    max-width: 100%;
    height: 65px;
    object-fit: contain;
}

.home-navbar .navbar-nav {
    align-items: center;
    gap: 7px;
}

.home-navbar .nav-card {
    display: flex;
    min-height: 52px;
    padding: 9px 13px !important;
    border: 1px solid var(--yellow-dark);
    border-radius: 4px;
    background: var(--yellow);
    color: #171717;
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-size: 0.76rem;
    font-weight: 600;
    letter-spacing: 0.025em;
    line-height: 1.2;
    text-align: center;
    text-transform: uppercase;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.home-navbar .nav-card::after {
    display: none;
}

.home-navbar .nav-card i {
    font-size: 0.95rem;
}

.home-navbar .nav-card:hover,
.home-navbar .nav-card:focus,
.home-navbar .nav-card.active {
    border-color: var(--navy);
    background: var(--navy);
    color: var(--white);
    transform: translateY(-2px);
}

.home-navbar .navbar-toggler {
    padding: 8px;
    border: 1px solid #cfd2d9;
    border-radius: 3px;
}

.home-navbar .navbar-toggler:focus {
    box-shadow: 0 0 0 3px rgba(255, 210, 41, 0.35);
}

/* =========================================================
   EDUCATION DARK NAVIGATION
   ========================================================= */

.education-page .navbar {
    min-height: var(--navbar-height);
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.09);
    background: rgba(7, 9, 34, 0.97);
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    z-index: 1050;
}

.education-page .brand {
    display: inline-flex;
    min-width: 250px;
    color: var(--white);
    align-items: center;
    gap: 13px;
}

.education-page .brand img {
    width: 48px;
    height: 48px;
    object-fit: contain;
}

.education-page .brand span {
    display: flex;
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-size: 1.55rem;
    font-weight: 600;
    line-height: 1;
    flex-direction: column;
}

.education-page .brand small {
    margin-top: 6px;
    color: #aeb6d1;
    font-family: "IBM Plex Sans", sans-serif;
    font-size: 0.63rem;
    font-weight: 400;
    letter-spacing: 0.06em;
}

.education-page .navbar-nav {
    align-items: center;
    gap: 7px;
}

.education-page .navbar .nav-link {
    position: relative;
    padding: 11px 13px !important;
    color: #c7cbdb;
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-size: 0.84rem;
    font-weight: 600;
    letter-spacing: 0.055em;
    text-transform: uppercase;
}

.education-page .navbar .nav-link::after {
    position: absolute;
    right: 13px;
    bottom: 4px;
    left: 13px;
    height: 2px;
    background: var(--cyan);
    content: "";
    transform: scaleX(0);
    transition: transform var(--transition);
}

.education-page .navbar .nav-link:hover,
.education-page .navbar .nav-link.active {
    color: var(--cyan);
}

.education-page .navbar .nav-link:hover::after,
.education-page .navbar .nav-link.active::after {
    transform: scaleX(1);
}

.education-page .navbar-toggler {
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.education-page .navbar-toggler-icon {
    filter: invert(1);
}

/* =========================================================
   HOMEPAGE IMAGE SLIDER
   ========================================================= */

.home-slider {
    position: relative;
    margin-top: var(--navbar-height);
    overflow: hidden;
    background: var(--navy);
}

.home-slider .carousel,
.home-slider .carousel-inner,
.home-slider .carousel-item {
    height: clamp(440px, 70vh, 760px);
}

.home-slider .carousel-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.home-slider .carousel-item::after {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(7, 9, 34, 0.12), transparent 45%),
        linear-gradient(0deg, rgba(7, 9, 34, 0.2), transparent 40%);
    content: "";
    pointer-events: none;
}

.home-slider .carousel-control-prev,
.home-slider .carousel-control-next {
    width: 7%;
    opacity: 1;
}

.home-slider .carousel-control-prev-icon,
.home-slider .carousel-control-next-icon {
    width: 46px;
    height: 46px;
    padding: 11px;
    border-radius: 50%;
    background-color: rgba(7, 9, 34, 0.7);
    background-size: 46%;
}

.home-slider .carousel-indicators {
    bottom: 20px;
    gap: 7px;
}

.home-slider .carousel-indicators button {
    width: 38px;
    height: 4px;
    margin: 0;
    border: 0;
    background-color: var(--white);
    opacity: 0.5;
}

.home-slider .carousel-indicators button.active {
    background-color: var(--yellow);
    opacity: 1;
}

/* =========================================================
   HOMEPAGE INTRODUCTION
   ========================================================= */

.home-introduction {
    position: relative;
    padding: 70px 0;
    overflow: hidden;
    background: var(--navy);
}

.home-introduction::before {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
    background-size: 60px 60px;
    content: "";
}

.home-introduction-box {
    position: relative;
    z-index: 2;
    max-width: 950px;
}

.section-label {
    display: inline-block;
    margin-bottom: 18px;
    padding: 7px 13px;
    border-radius: 2px;
    background: var(--yellow);
    color: var(--navy);
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.home-introduction h1 {
    margin-bottom: 22px;
    color: var(--white);
    font-size: clamp(2.3rem, 4.5vw, 4.7rem);
}

.home-introduction p {
    max-width: 800px;
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.69);
    font-size: 1.08rem;
}

/* =========================================================
   HOMEPAGE SERVICE INTRODUCTIONS
   ========================================================= */

.home-service-section {
    position: relative;
    overflow: hidden;
    background: var(--white);
}

.home-service-section.section-soft {
    background: var(--off-white);
}

.home-service-section .col-lg-5 {
    position: relative;
    z-index: 3;
}

.home-service-section h2 {
    margin-bottom: 24px;
    font-size: clamp(2.2rem, 3.7vw, 3.9rem);
}

.home-service-section p {
    margin-bottom: 18px;
    font-size: 1.01rem;
}

.section-number {
    display: block;
    margin-bottom: 22px;
    color: rgba(10, 15, 45, 0.1);
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-size: 4.8rem;
    font-weight: 600;
    line-height: 0.8;
}

.service-page-link {
    display: inline-flex;
    margin-top: 13px;
    padding-bottom: 5px;
    border-bottom: 2px solid var(--yellow);
    color: var(--navy);
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-size: 0.98rem;
    font-weight: 600;
    align-items: center;
    gap: 10px;
}

.service-page-link i {
    transition: transform var(--transition);
}

.service-page-link:hover {
    border-color: var(--cyan-dark);
    color: var(--cyan-dark);
}

.service-page-link:hover i {
    transform: translateX(5px);
}

.service-tags {
    display: flex;
    margin: 25px 0 6px;
    flex-wrap: wrap;
    gap: 8px;
}

.service-tags span {
    padding: 6px 12px;
    border: 1px solid var(--line);
    border-radius: 2px;
    background: var(--white);
    color: #4c5367;
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-size: 0.78rem;
    font-weight: 500;
}

/* =========================================================
   HOMEPAGE IMAGE COLLAGES
   ========================================================= */

.home-image-collage {
    display: grid;
    min-height: 520px;
    grid-template-columns: 1.35fr 0.65fr;
    grid-template-rows: 1fr 1fr;
    gap: 13px;
}

.home-image-collage figure {
    position: relative;
    min-height: 0;
    margin: 0;
    overflow: hidden;
    border-radius: 4px;
    background: var(--navy);
    box-shadow: var(--shadow-small);
}

.home-image-collage .collage-large {
    grid-row: 1 / 3;
}

.home-image-collage img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease, opacity var(--transition);
}

.home-image-collage figure::after {
    position: absolute;
    inset: 0;
    border: 1px solid rgba(255, 255, 255, 0.15);
    content: "";
    pointer-events: none;
}

.home-image-collage figure:hover img {
    transform: scale(1.05);
}

.collage-about .collage-large img {
    object-fit: contain;
    background: #111639;
}

/* =========================================================
   DARK ABOUT SECTION
   ========================================================= */

.section-dark {
    background:
        radial-gradient(circle at 85% 30%, rgba(6, 199, 232, 0.13), transparent 30%),
        var(--navy);
}

.section-dark h2 {
    color: var(--white);
}

.section-dark p {
    color: rgba(255, 255, 255, 0.67);
}

.section-dark .section-number {
    color: rgba(255, 255, 255, 0.08);
}

.section-dark .kicker {
    color: var(--yellow);
}

.section-dark .service-page-link {
    color: var(--white);
}

/* =========================================================
   CONTACT SECTION
   ========================================================= */

.contact {
    background: var(--white);
}

.contact h2 {
    margin-bottom: 20px;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    border-top: 1px solid var(--line);
    border-left: 1px solid var(--line);
}

.contact-grid > a,
.contact-grid > div {
    display: flex;
    min-height: 135px;
    padding: 25px;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    background: var(--white);
    align-items: flex-start;
    gap: 17px;
}

.contact-grid > a:hover {
    background: var(--soft-yellow);
}

.contact-grid .contact-address {
    grid-column: 1 / 3;
}

.contact-grid i {
    color: var(--cyan-dark);
    font-size: 1.4rem;
}

.contact-grid span {
    color: var(--muted);
    font-size: 0.77rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.contact-grid b {
    display: block;
    margin-top: 6px;
    color: var(--ink);
    font-size: 0.93rem;
    font-weight: 500;
    letter-spacing: 0;
    line-height: 1.55;
    text-transform: none;
}

/* =========================================================
   EDUCATION HERO
   ========================================================= */

.edu-hero {
    position: relative;
    min-height: 100vh;
    padding-top: var(--navbar-height);
    overflow: hidden;
    background: var(--navy);
}

.edu-hero .container {
    position: relative;
    z-index: 4;
}

.edu-hero .row {
    min-height: calc(100vh - var(--navbar-height));
    padding: 80px 0 60px;
}

.edu-collage {
    position: absolute;
    inset: var(--navbar-height) 0 0;
    display: grid;
    grid-template-columns: 1.25fr 0.75fr;
    grid-template-rows: 1fr 1fr;
}

.edu-collage img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.edu-collage img:first-child {
    grid-row: 1 / 3;
}

.edu-overlay {
    position: absolute;
    z-index: 2;
    inset: 0;
    background:
        linear-gradient(
            90deg,
            rgba(7, 9, 34, 0.98) 0%,
            rgba(7, 9, 34, 0.9) 42%,
            rgba(7, 9, 34, 0.35) 100%
        ),
        linear-gradient(0deg, rgba(7, 9, 34, 0.45), transparent);
}

.edu-hero-content {
    position: relative;
    z-index: 5;
}

.edu-hero h1 {
    margin-bottom: 25px;
    color: var(--white);
    font-size: clamp(3.2rem, 6.5vw, 6.5rem);
    line-height: 0.97;
}

.edu-hero h1 em {
    color: var(--cyan);
    font-style: normal;
}

.edu-hero p {
    max-width: 720px;
    margin-bottom: 32px;
    color: rgba(255, 255, 255, 0.72);
    font-size: 1.1rem;
    font-weight: 300;
}

.edu-hero .kicker {
    color: var(--cyan);
}

/* =========================================================
   EDUCATION TRACK CARDS
   ========================================================= */

.track-overview {
    background: var(--off-white);
}

.track-card {
    display: flex;
    height: 100%;
    min-height: 325px;
    padding: 35px;
    border: 1px solid var(--line);
    border-top: 4px solid var(--yellow);
    border-radius: 3px;
    background: var(--white);
    box-shadow: var(--shadow-small);
    flex-direction: column;
    transition: transform var(--transition), box-shadow var(--transition);
}

.track-card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-7px);
}

.track-card.featured {
    border-top-color: var(--cyan);
    background: var(--navy);
}

.track-number {
    display: inline-block;
    margin-bottom: 24px;
    color: var(--cyan-dark);
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.12em;
}

.track-card h3 {
    margin-bottom: 17px;
    font-size: 1.65rem;
}

.track-card p {
    flex-grow: 1;
}

.track-card.featured h3,
.track-card.featured .track-link {
    color: var(--white);
}

.track-card.featured p {
    color: rgba(255, 255, 255, 0.65);
}

.track-link {
    display: inline-flex;
    margin-top: 14px;
    color: var(--navy);
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-weight: 600;
    align-items: center;
    gap: 8px;
}

/* =========================================================
   EDUCATION LEARNING SECTION
   ========================================================= */

.edu-learning {
    background: var(--white);
}

.edu-learning h2 {
    margin-bottom: 24px;
}

.edu-learning h3 {
    margin-bottom: 15px;
}

.learning-card {
    overflow: hidden;
    border-radius: 4px;
    background: var(--navy);
    box-shadow: var(--shadow);
}

.learning-card > div {
    display: flex;
    padding: 25px 28px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    align-items: center;
    gap: 23px;
}

.learning-card > div:last-child {
    border-bottom: 0;
}

.learning-card b {
    min-width: 82px;
    color: var(--yellow);
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-size: 1.48rem;
    font-weight: 500;
}

.learning-card span {
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.91rem;
}

.tech {
    display: flex;
    margin-top: 35px;
    flex-wrap: wrap;
    gap: 9px;
}

.tech span {
    padding: 7px 13px;
    border: 1px solid var(--line);
    border-radius: 2px;
    background: var(--white);
    color: #495065;
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-size: 0.78rem;
    font-weight: 500;
}

.education-skills {
    margin-top: 45px;
}

/* =========================================================
   COURSE CATALOG
   ========================================================= */

.course-catalog {
    background: var(--navy);
}

.course-catalog.alternate {
    background: #10143a;
}

.catalog-header {
    display: flex;
    margin-bottom: 42px;
    align-items: flex-end;
    justify-content: space-between;
    gap: 30px;
}

.catalog-header h2 {
    margin-bottom: 12px;
    color: #000;
}

.catalog-header p {
    max-width: 680px;
    margin-bottom: 0;
    color:#000;
}

.course-count {
    flex: 0 0 auto;
    padding: 9px 15px;
   border: 1px solid rgba(4, 4, 4, 0.6);
  color: #000;
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.course-list {
    display: grid;
    gap: 14px;
}

.course-detail {
    overflow: hidden;
    border: 1px solid #c9c9c9;
    border-radius: 3px;
    background: #fdfdfd;
    transition:
        border-color var(--transition),
        background var(--transition);
}

.course-detail:hover,
.course-detail.active {
    border-color: rgba(6, 199, 232, 0.65);
    background: rgba(255, 255, 255, 0.055);
}

.course-summary {
    display: grid;
    min-height: 112px;
    padding: 21px 24px;
    cursor: pointer;
    grid-template-columns: 68px minmax(240px, 1fr) auto 45px;
    align-items: center;
    gap: 20px;
}

.course-summary:focus-visible {
    outline: 2px solid var(--yellow);
    outline-offset: -3px;
}

.course-index {
    color: var(--cyan);
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-size: 1.4rem;
    font-weight: 500;
}

.course-label {
    display: block;
    margin-bottom: 6px;
    color: #000;
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.course-title-block h3 {
    margin-bottom: 0;
    color:#000;
    font-size: 1.3rem;
}

.course-facts {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 9px;
}

.course-facts span {
    padding: 6px 9px;
    border: 1px solid #d3d3d3;
    color: #000;
    font-size: 0.75rem;
    white-space: nowrap;
}

.course-facts i {
    margin-right: 5px;
    color: var(--yellow);
}

.course-toggle {
    display: grid;
    width: 41px;
    height: 41px;
    border: 1px solid rgba(6, 199, 232, 0.5);
    border-radius: 50%;
    background: transparent;
    color: var(--cyan);
    cursor: pointer;
    place-items: center;
    transition:
        transform var(--transition),
        background var(--transition);
}

.course-detail.active .course-toggle {
    background: var(--cyan);
    color: var(--navy);
    transform: rotate(45deg);
}

.course-body {
    display: none;
    padding: 0 24px 29px 112px;
}

.course-detail.active .course-body {
    display: block;
}

.course-body-grid {
    display: grid;
    padding-top: 24px;
   border-top: 1px solid #e7e7e7;
    grid-template-columns: minmax(0, 1.4fr) minmax(230px, 0.6fr);
    gap: 35px;
}

.course-body h4 {
    margin-bottom: 13px;
    color:#000;
    font-size: 1.08rem;
}

.course-body p,
.course-body li {
    color: #000;
    font-size: 0.9rem;
}

.course-body ul {
    margin: 0;
    padding-left: 20px;
}

.course-body li {
    margin-bottom: 7px;
}

.btn-course {
    display: inline-flex;
    margin-top: 17px;
    padding: 10px 16px;
    border: 1px solid var(--yellow);
    border-radius: 2px;
    background: var(--yellow);
    color: var(--navy);
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    align-items: center;
    gap: 8px;
}

.btn-course:hover {
    border-color: var(--white);
    background: var(--white);
    color: var(--navy);
}

.syllabus-update {
    display: inline-block;
    margin-top: 17px;
    color: rgba(255, 255, 255, 0.48);
    font-size: 0.8rem;
}

/* =========================================================
   EDUCATION CASE STUDIES
   ========================================================= */

.case-studies {
    background: var(--off-white);
}

.case-study-card {
    display: flex;
    height: 100%;
    min-height: 175px;
    padding: 29px;
    border: 1px solid var(--line);
    border-radius: 3px;
    background: var(--white);
    box-shadow: var(--shadow-small);
    flex-direction: column;
    justify-content: center;
    transition:
        transform var(--transition),
        border-color var(--transition);
}

.case-study-card:hover {
    border-color: var(--yellow-dark);
    transform: translateY(-5px);
}

.case-study-card i {
    margin-bottom: 20px;
    color: var(--cyan-dark);
    font-size: 1.9rem;
}

.case-study-card h3 {
    margin-bottom: 0;
    font-size: 1.3rem;
}

/* =========================================================
   EDUCATION GALLERY
   ========================================================= */

.gallery {
    background: var(--white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: 235px;
    gap: 12px;
}

.gallery-grid img {
    width: 100%;
    height: 100%;
    border-radius: 2px;
    object-fit: cover;
    transition:
        filter var(--transition),
        transform var(--transition);
}

.gallery-grid img:first-child {
    grid-column: span 2;
    grid-row: span 2;
}

.gallery-grid img:nth-child(4) {
    grid-column: span 2;
}

.gallery-grid img:hover {
    filter: brightness(1.07);
    transform: scale(1.012);
}

/* =========================================================
   EDUCATION CTA
   ========================================================= */

.edu-cta {
    padding: 72px 0;
    background:
        linear-gradient(120deg, rgba(6, 199, 232, 0.15), transparent 45%),
        var(--blue);
}

.edu-cta h2 {
    margin-bottom: 12px;
    color: var(--white);
}

.edu-cta p {
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.68);
}

.edu-cta .kicker {
    color: var(--yellow);
}

.mail-link {
    display: block;
    margin-top: 13px;
    color: rgba(255, 255, 255, 0.77);
    font-size: 0.88rem;
}

.mail-link:hover {
    color: var(--yellow);
}

/* =========================================================
   SHARED FOOTER
   ========================================================= */

.site-footer {
    position: relative;
    padding: 52px 0 0;
    background: #05071b;
    color: var(--footer-text);
}

.site-footer::before {
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(
        90deg,
        var(--yellow),
        var(--cyan),
        var(--yellow)
    );
    content: "";
}

.footer-brand {
    display: inline-flex;
    margin-bottom: 17px;
    align-items: center;
    gap: 12px;
}

.footer-brand img {
    width: 52px;
    height: 52px;
    object-fit: contain;
}

.footer-brand span {
    display: flex;
    color: var(--white);
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-size: 1.45rem;
    font-weight: 600;
    line-height: 1;
    flex-direction: column;
}

.footer-brand small {
    margin-top: 6px;
    color: var(--footer-text);
    font-family: "IBM Plex Sans", sans-serif;
    font-size: 0.62rem;
    font-weight: 400;
    letter-spacing: 0.04em;
}

.footer-description {
    max-width: 365px;
    margin-bottom: 0;
    color: var(--footer-text);
    font-size: 0.87rem;
    line-height: 1.65;
}

.footer-heading {
    margin-bottom: 17px;
    color: var(--white);
    font-size: 1.03rem;
    font-weight: 500;
    text-transform: uppercase;
}

.footer-links,
.footer-contact {
    margin: 0;
    padding: 0;
    list-style: none;
}

.footer-links li,
.footer-contact li {
    margin-bottom: 9px;
}

.footer-links a {
    color: var(--footer-text);
    font-size: 0.87rem;
}

.footer-links a:hover {
    color: var(--yellow);
    padding-left: 4px;
}

.footer-contact li {
    display: flex;
    color: var(--footer-text);
    font-size: 0.85rem;
    line-height: 1.5;
    align-items: flex-start;
    gap: 10px;
}

.footer-contact i {
    margin-top: 2px;
    color: var(--yellow);
    font-size: 0.97rem;
}

.footer-contact a {
    color: var(--footer-text);
}

.footer-contact a:hover {
    color: var(--yellow);
}

.footer-bottom {
    display: flex;
    margin-top: 36px;
    padding: 17px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.footer-bottom p {
    margin: 0;
    color: rgba(255, 255, 255, 0.48);
    font-size: 0.76rem;
}

.footer-bottom-tagline {
    color: rgba(255, 255, 255, 0.48);
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-size: 0.76rem;
}

/* =========================================================
   BACK TO TOP
   ========================================================= */

#top,
.back-to-top {
    position: fixed;
    right: 22px;
    bottom: 22px;
    z-index: 1000;
    display: grid;
    width: 47px;
    height: 47px;
    border: 0;
    border-radius: 3px;
    background: var(--yellow);
    color: var(--navy);
    box-shadow: 0 10px 25px rgba(10, 15, 40, 0.2);
    cursor: pointer;
    opacity: 0;
    pointer-events: none;
    place-items: center;
    transform: translateY(15px);
    transition:
        opacity var(--transition),
        transform var(--transition),
        background var(--transition);
}

#top.show,
.back-to-top.show {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

#top:hover,
.back-to-top:hover {
    background: var(--cyan);
}

/* =========================================================
   RESPONSIVE — LARGE TABLETS
   ========================================================= */

@media (max-width: 1199.98px) {
    :root {
        --navbar-height: 84px;
    }

    .navbar-logo img {
        height: 58px;
    }

    .home-navbar .navbar-collapse,
    .education-page .navbar-collapse {
        max-height: calc(100vh - var(--navbar-height));
        margin-top: 12px;
        padding: 15px 0 20px;
        overflow-y: auto;
        border-top: 1px solid var(--line);
    }

    .education-page .navbar-collapse {
        border-top-color: rgba(255, 255, 255, 0.12);
    }

    .home-navbar .navbar-nav,
    .education-page .navbar-nav {
        align-items: stretch;
    }

    .home-navbar .nav-card {
        min-height: 45px;
        margin-bottom: 6px;
        justify-content: flex-start;
    }

    .education-page .navbar .nav-link {
        padding: 11px 6px !important;
    }

    .education-page .navbar .nav-link::after {
        right: auto;
        left: 6px;
        width: 30px;
    }

    .home-image-collage {
        min-height: 470px;
    }

    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* =========================================================
   RESPONSIVE — TABLETS
   ========================================================= */

@media (max-width: 991.98px) {
    .section-pad {
        padding: 82px 0;
    }

    .home-slider .carousel,
    .home-slider .carousel-inner,
    .home-slider .carousel-item {
        height: 560px;
    }

    .home-service-section .col-lg-5 {
        margin-bottom: 12px;
    }

    .home-image-collage {
        min-height: 500px;
    }

    .edu-overlay {
        background: rgba(7, 9, 34, 0.86);
    }

    .catalog-header {
        align-items: flex-start;
        flex-direction: column;
    }

    .course-summary {
        grid-template-columns: 54px 1fr 44px;
    }

    .course-facts {
        display: none;
    }

    .course-body {
        padding-left: 98px;
    }

    .course-body-grid {
        grid-template-columns: 1fr;
    }

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

    .gallery-grid img:first-child,
    .gallery-grid img:nth-child(4) {
        grid-column: span 1;
        grid-row: span 1;
    }
}

/* =========================================================
   RESPONSIVE — MOBILE
   ========================================================= */

@media (max-width: 767.98px) {
    :root {
        --navbar-height: 76px;
    }

    body {
        font-size: 15px;
    }

    .section-pad {
        padding: 68px 0;
    }

    .navbar-logo img {
        height: 52px;
    }

    .education-page .brand {
        min-width: 0;
    }

    .education-page .brand img {
        width: 42px;
        height: 42px;
    }

    .education-page .brand span {
        font-size: 1.3rem;
    }

    .education-page .brand small {
        font-size: 0.54rem;
    }

    .home-slider .carousel,
    .home-slider .carousel-inner,
    .home-slider .carousel-item {
        height: 430px;
    }

    .home-slider .carousel-control-prev,
    .home-slider .carousel-control-next {
        width: 14%;
    }

    .home-slider .carousel-control-prev-icon,
    .home-slider .carousel-control-next-icon {
        width: 38px;
        height: 38px;
    }

    .home-introduction {
        padding: 55px 0;
    }

    .home-introduction h1 {
        font-size: 2.35rem;
    }

    .section-number {
        font-size: 3.8rem;
    }

    .home-service-section h2 {
        font-size: 2.35rem;
    }

    .home-image-collage {
        min-height: 480px;
        grid-template-columns: 1fr 1fr;
        grid-template-rows: 1.35fr 0.65fr;
    }

    .home-image-collage .collage-large {
        grid-row: auto;
        grid-column: 1 / 3;
    }

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

    .contact-grid .contact-address {
        grid-column: auto;
    }

    .contact-grid > a,
    .contact-grid > div {
        min-height: auto;
    }

    .edu-hero {
        min-height: auto;
    }

    .edu-hero .row {
        min-height: auto;
        padding: 95px 0 75px;
    }

    .edu-hero h1 {
        font-size: clamp(2.7rem, 13vw, 4.4rem);
    }

    .edu-collage {
        display: block;
    }

    .edu-collage img {
        display: none;
    }

    .edu-collage img:first-child {
        display: block;
        width: 100%;
        height: 100%;
    }

    .track-card {
        min-height: auto;
    }

    .course-summary {
        min-height: 98px;
        padding: 17px;
        grid-template-columns: 40px 1fr 37px;
        gap: 10px;
    }

    .course-index {
        font-size: 1rem;
    }

    .course-title-block h3 {
        font-size: 1.05rem;
    }

    .course-toggle {
        width: 36px;
        height: 36px;
    }

    .course-body {
        padding: 0 17px 23px;
    }

    .course-body-grid {
        padding-top: 20px;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
        grid-auto-rows: 250px;
    }

    .edu-cta {
        padding: 58px 0;
        text-align: center;
    }

    .footer-bottom {
        align-items: flex-start;
        flex-direction: column;
    }
}

/* =========================================================
   RESPONSIVE — SMALL MOBILE
   ========================================================= */

@media (max-width: 479.98px) {
    .container {
        padding-right: 19px;
        padding-left: 19px;
    }

    .navbar-logo {
        max-width: 120px;
    }

    .navbar-logo img {
        height: 48px;
    }

    .education-page .brand small {
        display: none;
    }

    .home-slider .carousel,
    .home-slider .carousel-inner,
    .home-slider .carousel-item {
        height: 350px;
    }

    .home-introduction h1 {
        font-size: 2rem;
    }

    .home-service-section h2 {
        font-size: 2.05rem;
    }

    .home-image-collage {
        min-height: 420px;
    }

    .track-card {
        padding: 29px 23px;
    }

    .learning-card > div {
        padding: 21px;
        gap: 14px;
    }

    .learning-card b {
        min-width: 68px;
        font-size: 1.2rem;
    }

    .site-footer {
        padding-top: 44px;
    }

    #top,
    .back-to-top {
        right: 15px;
        bottom: 15px;
        width: 43px;
        height: 43px;
    }
}


/* =========================================================
   FOUNDERS SECTION
   ========================================================= */

.founders-section {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(
            circle at 10% 50%,
            rgba(6, 199, 232, 0.08),
            transparent 30%
        ),
        var(--white);
}

.founders-section::before {
    position: absolute;
    top: 0;
    right: 0;
    width: 35%;
    height: 100%;
    background: linear-gradient(
        135deg,
        transparent,
        rgba(255, 210, 41, 0.08)
    );
    content: "";
    pointer-events: none;
}

.founders-section .container {
    position: relative;
    z-index: 2;
}

.founders-section h2 {
    margin-bottom: 10px;
    font-size: clamp(2.5rem, 4.5vw, 4.8rem);
}

.founders-section p {
    max-width: 700px;
    font-size: 1.02rem;
}

.founder-designation {
    margin-bottom: 25px;
    color: var(--cyan-dark);
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-size: 1.05rem !important;
    font-weight: 600;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

/* Founders image */

.founders-portrait {
    position: relative;
    max-width: 500px;
    margin: 0 auto;
    padding: 24px;
}

.founders-portrait::before {
    position: absolute;
    top: 0;
    left: 0;
    width: 65%;
    height: 65%;
    border-top: 4px solid var(--yellow);
    border-left: 4px solid var(--yellow);
    content: "";
}

.founders-portrait::after {
    position: absolute;
    right: 0;
    bottom: 0;
    width: 65%;
    height: 65%;
    border-right: 4px solid var(--cyan);
    border-bottom: 4px solid var(--cyan);
    content: "";
}

.founders-portrait img {
    position: relative;
    z-index: 2;
    width: 100%;
    min-height: 480px;
    border-radius: 3px;
    background: var(--off-white);
    object-fit: contain;
}

/* Founder highlights */

.founder-highlights {
    display: grid;
    margin-top: 38px;
    border-top: 1px solid var(--line);
    border-left: 1px solid var(--line);
    grid-template-columns: repeat(3, 1fr);
}

.founder-highlights > div {
    min-height: 115px;
    padding: 22px 18px;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    background: var(--off-white);
}

.founder-highlights strong {
    display: block;
    margin-bottom: 5px;
    color: var(--navy);
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-size: 1.45rem;
    font-weight: 600;
}

.founder-highlights span {
    color: var(--muted);
    font-size: 0.8rem;
}

/* =========================================================
   ROADMAP SECTION
   ========================================================= */

.roadmap-section {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(
            circle at 85% 20%,
            rgba(6, 199, 232, 0.12),
            transparent 30%
        ),
        var(--navy);
}

.roadmap-section::before {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(
            rgba(255, 255, 255, 0.03) 1px,
            transparent 1px
        ),
        linear-gradient(
            90deg,
            rgba(255, 255, 255, 0.03) 1px,
            transparent 1px
        );
    background-size: 65px 65px;
    content: "";
    pointer-events: none;
}

.roadmap-section .container {
    position: relative;
    z-index: 2;
}

.roadmap-section .kicker {
    color: var(--yellow);
}

.roadmap-timeline {
    position: relative;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.roadmap-timeline::before {
    position: absolute;
    top: 71px;
    right: 10%;
    left: 10%;
    z-index: 0;
    height: 2px;
    background: linear-gradient(
        90deg,
        var(--yellow),
        var(--cyan),
        var(--yellow)
    );
    content: "";
}

.roadmap-card {
    position: relative;
    z-index: 2;
    min-height: 430px;
    padding: 35px 30px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-top: 4px solid var(--yellow);
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.045);
    backdrop-filter: blur(8px);
    transition:
        transform var(--transition),
        border-color var(--transition),
        background var(--transition);
}

.roadmap-card:hover {
    border-color: rgba(255, 210, 41, 0.7);
    background: rgba(255, 255, 255, 0.07);
    transform: translateY(-7px);
}

.roadmap-card.featured {
    border-top-color: var(--cyan);
    background: rgba(6, 199, 232, 0.08);
}

.roadmap-year {
    margin-bottom: 20px;
    color: var(--yellow);
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-size: 2.4rem;
    font-weight: 600;
    line-height: 1;
}

.roadmap-card.featured .roadmap-year {
    color: var(--cyan);
}

.roadmap-icon {
    display: grid;
    width: 58px;
    height: 58px;
    margin-bottom: 27px;
    border: 1px solid rgba(255, 255, 255, 0.17);
    border-radius: 50%;
    background: var(--navy);
    color: var(--yellow);
    font-size: 1.45rem;
    place-items: center;
}

.roadmap-card.featured .roadmap-icon {
    color: var(--cyan);
}

.roadmap-card h3 {
    margin-bottom: 17px;
    color: var(--white);
    font-size: 1.5rem;
}

.roadmap-card p {
    color: rgba(255, 255, 255, 0.64);
    font-size: 0.91rem;
}

.roadmap-card ul {
    margin: 24px 0 0;
    padding: 0;
    list-style: none;
}

.roadmap-card li {
    position: relative;
    margin-bottom: 9px;
    padding-left: 20px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.86rem;
}

.roadmap-card li::before {
    position: absolute;
    top: 7px;
    left: 0;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--yellow);
    content: "";
}

.roadmap-card.featured li::before {
    background: var(--cyan);
}

/* =========================================================
   FOUNDERS AND ROADMAP RESPONSIVE
   ========================================================= */

@media (max-width: 991.98px) {
    .founders-portrait {
        max-width: 560px;
    }

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

    .roadmap-timeline::before {
        display: none;
    }

    .roadmap-card {
        min-height: auto;
    }
}

@media (max-width: 767.98px) {
    .founders-portrait img {
        min-height: 380px;
    }

    .founder-highlights {
        grid-template-columns: 1fr;
    }

    .founder-highlights > div {
        min-height: auto;
    }

    .roadmap-card {
        padding: 29px 24px;
    }
}

@media (max-width: 479.98px) {
    .founders-portrait {
        padding: 15px;
    }

    .founders-portrait img {
        min-height: 310px;
    }
}



/* =========================================================
   LIGHT TICO INTRODUCTION SECTION
   Add at the bottom of style.css
   ========================================================= */

.home-introduction {
    position: relative;
    padding: 75px 0;
    overflow: hidden;
    background:
        radial-gradient(
            circle at 90% 15%,
            rgba(5, 199, 235, 0.28),
            transparent 30%
        ),
        radial-gradient(
            circle at 5% 100%,
            rgba(39, 166, 74, 0.12),
            transparent 28%
        ),
        linear-gradient(
            125deg,
            #f8fcff 0%,
            #e8f7ff 50%,
            #d9efff 100%
        ) !important;
}

/* Circuit-style background grid */

.home-introduction::before {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(
            rgba(45, 112, 184, 0.09) 1px,
            transparent 1px
        ),
        linear-gradient(
            90deg,
            rgba(45, 112, 184, 0.09) 1px,
            transparent 1px
        );
    background-size: 90px 90px;
    content: "";
    pointer-events: none;
}

/* Logo-colour accent on left */

.home-introduction::after {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    width: 7px;
    background: linear-gradient(
        180deg,
        #05c7eb 0%,
        #3a97e5 35%,
        #5d53a5 65%,
        #27a64a 100%
    );
    content: "";
}

.home-introduction .container {
    position: relative;
    z-index: 2;
}

.home-introduction-box {
    max-width: 1150px;
}

/* TICO India label */

.home-introduction .section-label {
    display: inline-flex;
    margin-bottom: 25px;
    padding: 9px 17px;
    border: 1px solid #05aeca;
    border-radius: 3px;
    background: #05c7eb;
    color: #07284d;
    box-shadow: 0 8px 22px rgba(5, 199, 235, 0.2);
    font-family: "IBM Plex Sans Condensed", sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    align-items: center;
    gap: 9px;
}

.home-introduction .section-label::before {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #ffffff;
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.25);
    content: "";
}

/* Main heading */

.home-introduction h1 {
    max-width: 1200px;
    margin-bottom: 25px;
    color: #111b54 !important;
    font-size: clamp(2.4rem, 4.4vw, 4.7rem);
    font-weight: 500;
    line-height: 1.13;
}

/* Multicolour line matching the logo */

.home-introduction h1::after {
    display: block;
    width: 135px;
    height: 5px;
    margin-top: 28px;
    border-radius: 4px;
    background: linear-gradient(
        90deg,
        #05c7eb 0%,
        #3a97e5 35%,
        #5d53a5 65%,
        #27a64a 100%
    );
    content: "";
}

/* Description */

.home-introduction p {
    max-width: 1000px;
    margin-bottom: 0;
    color: #4f6077 !important;
    font-size: 1.08rem;
    line-height: 1.9;
}

/* Mobile */

@media (max-width: 767.98px) {
    .home-introduction {
        padding: 55px 0;
    }

    .home-introduction::after {
        width: 4px;
    }

    .home-introduction h1 {
        font-size: 2.35rem;
    }

    .home-introduction p {
        font-size: 0.98rem;
        line-height: 1.75;
    }
}

@media (max-width: 479.98px) {
    .home-introduction h1 {
        font-size: 2rem;
    }

    .home-introduction .section-label {
        padding: 8px 13px;
        font-size: 0.72rem;
    }
}