/* ================= GLOBAL STYLES ================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', system-ui, sans-serif;
    background: linear-gradient(
        180deg,
        #eef2ff 0%,
        #f8fafc 100%
    );
    color: var(--text-main);
    line-height: 1.75;
}

/* ================= VARIABLES ================= */
:root {
    --primary-blue: #2563eb;
    --accent-blue: #3b82f6;
    --deep-grey: #0f172a;
    --text-main: #1f2937;
    --text-muted: #6b7280;
    --bg-main: #f8fafc;
    --bg-section: #f1f5f9;
    --bg-card: #ffffff;
    --border-soft: #e5e7eb;
}

/* ================= NAVBAR ================= */

.custom-navbar {
    background: rgba(226, 232, 255, 0.75); /* premium bluish glass */
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(37, 99, 235, 0.12);
    padding: 10px 0;
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.12);
}

/* Brand name */
.custom-navbar .navbar-brand {
    color: var(--deep-grey);
    font-weight: 800;
    font-family: 'Poppins', 'Inter', sans-serif;
}

/* Normal nav links */
.custom-navbar .nav-link {
    font-weight: 600;
    color: #1e293b;
    transition: color 0.2s ease;
}

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

/* Resume button */
.nav-resume-btn {
    background: linear-gradient(
        90deg,
        var(--primary-blue),
        var(--accent-blue)
    );
    color: #ffffff;
    padding: 8px 18px;
    border-radius: 999px;
    font-weight: 600;
    box-shadow: 0 6px 18px rgba(37, 99, 235, 0.28);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.nav-resume-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 22px rgba(37, 99, 235, 0.38);
    color: #ffffff;
}

/* Mobile navbar toggler */
.navbar-toggler {
    border-color: rgba(15, 23, 42, 0.2);
}

.navbar-toggler-icon {
    filter: invert(0);
}

/* Navbar spacing refinement */
.navbar-nav {
    gap: 12px;
}
/* ================= INTRO SECTION ================= */

.intro-section {
    padding: 90px 0 50px;
    margin-top: 60px; /* for fixed navbar */
}

.intro-box {
    max-width: 850px;
    margin: auto;
    background: linear-gradient(
        180deg,
        #ffffff 0%,
        #f1f5ff 100%
    );
    padding: 45px 50px;
    border-radius: 26px;
    border: 1px solid #dbeafe;
    box-shadow: 0 18px 45px rgba(37, 99, 235, 0.12);
}

.intro-title {
    font-size: 3rem;
    font-weight: 800;
    color: var(--deep-grey);
    margin-bottom: 8px;
    font-family: 'Poppins', 'Inter', sans-serif;
}

.intro-subtitle {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: 16px;
}

.intro-text {
    font-size: 1.02rem;
    color: var(--text-muted);
    line-height: 1.7;
}
/* ================= REUSABLE CLASSES ================= */
.section {
    padding: 55px 0;
    background-color: transparent;
}

.section-title {
    color: var(--deep-grey);
    font-family: 'Poppins', 'Inter', sans-serif;
    margin-bottom: 28px;
}

.section-title::after {
    content: "";
    width: 70px;
    height: 4px;
    background: linear-gradient(
        90deg,
        var(--primary-blue),
        var(--accent-blue)
    );
    display: block;
    margin: 10px auto 0;   /* reduced vertical spacing */
    border-radius: 3px;
}

.section-text {
    max-width: 800px;
    margin: auto;
    text-align: center;
    font-size: 1.05rem;
    color: #374151;
}

.section-box {
    background: linear-gradient(
        180deg,
        #ffffff 0%,
        #f1f5ff 100%
    );
    padding: 42px 40px;
    border-radius: 24px;
    border: 1px solid #dbeafe;
    box-shadow: 0 14px 40px rgba(37, 99, 235, 0.08);
}


/* ================= CARDS ================= */
.card {
    background-color: #ffffff;
    border-radius: 20px;
    border: 1px solid #dbeafe;
    box-shadow: 0 16px 40px rgba(37, 99, 235, 0.12);
    transition: all 0.3s ease;
    position: relative;
    height: 100%;
}

.card::before {
    content: "";
    height: 4px;
    width: 100%;
    background: linear-gradient(
        90deg,
        var(--primary-blue),
        var(--accent-blue)
    );
    position: absolute;
    top: 0;
    left: 0;
    border-radius: 18px 18px 0 0;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.12);
}

.card-body {
    padding: 22px 24px;
}
.card-title {
    font-weight: 600;
    color: #111827;
}

/* ================= EDUCATION + RESPONSIBILITY ================= */

.dual-card {
    background: #ffffff;
    border: 1px solid #dbeafe;
    border-radius: 18px;
    padding: 26px 28px;
    box-shadow: 0 12px 30px rgba(37, 99, 235, 0.10);
    height: 100%;
}

.dual-title {
    font-weight: 700;
    color: var(--deep-grey);
    margin-bottom: 2px;
}

.dual-subtitle {
    font-size: 0.95rem;
    color: var(--primary-blue);
    margin-bottom: 6px;
}

.dual-role {
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 8px;
}

.dual-card hr {
    margin: 12px 0;
    border-color: #e5e7eb;
}

/* ================= LISTS ================= */
ul {
    padding-left: 18px;
}

ul li {
    margin-bottom: 5px;
    color: #374151;
}

/* ================= SKILLS ================= */

.skill-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.skill-badges span {
    background-color: #e0e7ff;
    color: var(--primary-blue);
    border: 1px solid #c7d2fe;
    padding: 8px 16px;
    border-radius: 999px;
    font-weight: 600;
}
/* ================= COMPETITIVE PROGRAMMING STATS ================= */

.cp-platform {
    margin-top: 10px;
}

.cp-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}

.cp-name {
    font-weight: 600;
    color: var(--deep-grey);
}

.cp-link {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary-blue);
    text-decoration: none;
}

.cp-link:hover {
    text-decoration: underline;
}

.cp-stats {
    display: flex;
    gap: 24px;
    margin-top: 6px;
}

.cp-stat {
    display: flex;
    flex-direction: column;
}

.cp-value {
    font-size: 1.1rem;
    font-weight: 700;
    color: #1f2937;
}

.cp-label {
    font-size: 0.8rem;
    color: var(--text-muted);
}
/* ================= COMPETITIVE PROGRAMMING ================= */
.btn-outline-primary {
    border-radius: 20px;
    padding: 8px 18px;
}

/* ================= CONTACT FORM ================= */
form {
    max-width: 600px;
    margin: auto;
}

.form-control {
    border-radius: 10px;
    padding: 12px;
}

.form-control:focus {
    box-shadow: none;
    border-color: #2563eb;
}

/* ================= COMPACT CONTACT FORM ================= */

.compact-contact {
    padding: 36px 40px;
    max-width: 520px;
    margin: auto;

    /* 🔥 MATCH OTHER ELEMENTS */
    background: linear-gradient(
        180deg,
        #f8fafc 0%,
        #eef2ff 100%
    );
    border: 1px solid #dbeafe;
    box-shadow: 0 12px 32px rgba(37, 99, 235, 0.12);
}

.compact-contact .section-title {
    margin-bottom: 16px;
}

.compact-contact .form-control {
    padding: 10px 12px;
    font-size: 0.95rem;
    background-color: #ffffff; /* inputs stay white */
}

.compact-contact .mb-3 {
    margin-bottom: 12px !important;
}

.compact-contact button {
    padding: 10px 22px;
    font-size: 0.95rem;
}

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

.footer {
    background: linear-gradient(
        180deg,
        #f1f5f9 0%,
        #e5e7eb 100%
    );
    padding: 22px 0;
    border-top: 1px solid rgba(15, 23, 42, 0.12);
    color: #475569;
    font-size: 0.95rem;
}

.footer p {
    margin: 0;
    color: #475569;
}

/* ================= RESPONSIVE ================= */
@media (max-width: 768px) {
    .intro-title {
        font-size: 2.2rem;
    }

    .intro-box {
        padding: 32px 28px;
    }
    .hero-title {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.7rem;
    }
}

/* ================= FRONTEND POLISH ================= */

/* Better section spacing on small devices */
@media (max-width: 576px) {
    .section {
        padding: 40px 15px;
    }
    .section-box {
        padding: 32px 26px;
    }

    .hero-section {
        padding: 80px 15px;
    }

    .hero-buttons {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .hero-buttons .btn {
        width: 100%;
        max-width: 280px;
    }
}



/* Competitive programming cards alignment */

/* Buttons consistency */
.btn {
    border-radius: 10px;
}

/* Smooth section separation */
.section:not(.hero-section) {
    scroll-margin-top: 80px;
}

/* Subtle divider look */
.bg-light {
    background: linear-gradient(
        180deg,
        #e0e7ff 0%,
        #eef2ff 100%
    ) !important;
}

/* ================= PROJECTS ================= */
.tech-stack {
    margin-top: 10px;
    color: #374151;
    font-size: 0.95rem;
}

.card-text {
    color: #4b5563;
    font-size: 0.95rem;
}

.btn-sm {
    margin-right: 8px;
    margin-top: 6px;
}

.btn-primary {
    background: linear-gradient(
        90deg,
        var(--primary-blue),
        var(--accent-blue)
    );
    border: none;
    padding: 12px 28px;
    font-weight: 600;
    border-radius: 10px;
}

.btn-outline-primary {
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

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