:root {
    --bg: #f5f7ff;
    --dot-color: rgba(0, 0, 0, 0.12);
    --accent: #14b8a6;
    --surface: #ffffff;
    --surface-2: #eef3ff;
    --text: #13223f;
    --muted: #5f6f90;
    --brand: #1d4ed8;
    --brand-2: #ea580c;
    --ok: #0f9d58;
    --danger: #d93025;
    --border: #d8e1f3;
    --shadow: 0 16px 40px rgba(17, 37, 79, 0.12);
    --bg-glow-1: #e8efff;
    --bg-glow-2: #ffe9dd;
    --nav-hover-bg: rgba(29, 78, 216, 0.1);
    --section-tint-bg: rgba(224, 235, 255, 0.4);
    --btn-soft-text: #102447;
    --btn-soft-bg: #e6eeff;
    --btn-soft-border: #d5e0fb;
    --btn-soft-hover-bg: #d9e6ff;
    --btn-soft-hover-text: #0b1d3c;
    --chip-text: #21355d;
    --chip-border: #d5e2ff;
    --role-text: #7c2d12;
    --role-bg: #ffedd5;
    --role-border: #fed7aa;
    --highlight-bg: #dbeafe;
    --highlight-text: #1e3a8a;
    --tech-bg: #ecfdf5;
    --tech-text: #065f46;
    --cap-icon-bg: #e2eafc;
    --cap-text: #283d67;
    --contact-list-text: #274070;
    --social-text: #1f3e72;
    --social-bg: #e8efff;
    --social-border: #d4e2ff;
    --social-hover-bg: #dce8ff;
    --label-text: #263f69;
    --focus-border: #7ea1ff;
    --focus-ring: 0 0 0 0.22rem rgba(29, 78, 216, 0.16);
    --footer-bg: #10203e;
    --footer-text: #d5ddf3;
    --footer-muted: #ccdaff;
    --footer-copy: #b7c7ef;
    --footer-social-bg: rgba(98, 126, 187, 0.25);
    --footer-social-border: rgba(157, 178, 221, 0.4);
    --footer-social-hover-bg: rgba(120, 147, 205, 0.35);
    --modal-overlay: rgba(16, 32, 62, 0.56);
    --close-btn-bg: #e8efff;
    --close-btn-text: #224174;
    --shadow-soft: 0 10px 24px rgba(17, 37, 79, 0.08);
    --shadow-card: 0 12px 26px rgba(17, 37, 79, 0.08);
    --shadow-card-hover: 0 18px 34px rgba(17, 37, 79, 0.12);
    --scroll-shadow: 0 12px 25px rgba(17, 37, 79, 0.25);
}

:root[data-theme="dark"] {
    --bg: #060d1f;
    --dot-color: rgba(255, 255, 255, 0.1);
    --surface: #0f1c34;
    --surface-2: #172744;
    --text: #e8efff;
    --muted: #b5c2df;
    --border: #274066;
    --bg-glow-1: #0f2248;
    --bg-glow-2: #2f2447;
    --nav-hover-bg: rgba(116, 159, 255, 0.18);
    --section-tint-bg: rgba(30, 47, 80, 0.45);
    --btn-soft-text: #dce7ff;
    --btn-soft-bg: #1c2f54;
    --btn-soft-border: #355182;
    --btn-soft-hover-bg: #28416f;
    --btn-soft-hover-text: #f4f8ff;
    --chip-text: #d2dfff;
    --chip-border: #335383;
    --role-text: #ffd8b5;
    --role-bg: #5b3417;
    --role-border: #8f5221;
    --highlight-bg: #173669;
    --highlight-text: #c8deff;
    --tech-bg: #153c32;
    --tech-text: #b8ffe6;
    --cap-icon-bg: #21395f;
    --cap-text: #dbe8ff;
    --contact-list-text: #d2e2ff;
    --social-text: #d7e5ff;
    --social-bg: #1f3459;
    --social-border: #355485;
    --social-hover-bg: #29467a;
    --label-text: #d1dfff;
    --focus-border: #82a7ff;
    --focus-ring: 0 0 0 0.22rem rgba(130, 167, 255, 0.25);
    --footer-bg: #08142d;
    --footer-text: #d8e6ff;
    --footer-muted: #c5d8ff;
    --footer-copy: #aac2ee;
    --footer-social-bg: rgba(84, 114, 179, 0.35);
    --footer-social-border: rgba(129, 156, 219, 0.45);
    --footer-social-hover-bg: rgba(108, 140, 209, 0.42);
    --modal-overlay: rgba(2, 8, 20, 0.72);
    --close-btn-bg: #1e3560;
    --close-btn-text: #dfebff;
    --shadow: 0 16px 40px rgba(1, 8, 24, 0.45);
    --shadow-soft: 0 10px 24px rgba(2, 8, 24, 0.35);
    --shadow-card: 0 12px 26px rgba(2, 8, 24, 0.35);
    --shadow-card-hover: 0 18px 34px rgba(2, 8, 24, 0.45);
    --scroll-shadow: 0 12px 25px rgba(1, 8, 24, 0.5);
}

/* Card entrance animation (subtle pop + fade) */
@keyframes pop-in {
    0% {
        opacity: 0;
        transform: translateY(12px) scale(.995);
        filter: blur(6px);
    }

    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
        filter: blur(0);
    }
}

/* Apply to main card types used across the site */
.project-card,
.skills-card,
.point-card,
.card {
    animation: pop-in 420ms cubic-bezier(.2, .9, .3, 1) both;
}

/* stagger for grid items (best-effort) */
.project-card:nth-of-type(1) {
    animation-delay: 40ms;
}

.project-card:nth-of-type(2) {
    animation-delay: 80ms;
}

.project-card:nth-of-type(3) {
    animation-delay: 120ms;
}

.project-card:nth-of-type(4) {
    animation-delay: 160ms;
}

.project-card:nth-of-type(5) {
    animation-delay: 200ms;
}

.project-card:nth-of-type(6) {
    animation-delay: 240ms;
}

/* DOTTED BACKGROUND */
.dot-bg {
    position: fixed;
    inset: 0;
    z-index: -2;
    background-image: radial-gradient(circle, var(--dot-color) 2px, transparent 2px);
    background-size: 32px 32px;
}

.floating-dots {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
}

.dot {
    position: absolute;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0.6;
    animation: float 10s infinite ease-in-out alternate;
}

.dot:nth-child(1) {
    top: 10%;
    left: 20%;
    width: 6px;
    height: 6px;
    animation-delay: 0s;
}

.dot:nth-child(2) {
    top: 30%;
    left: 70%;
    width: 8px;
    height: 8px;
    animation-delay: 2s;
}

.dot:nth-child(3) {
    top: 60%;
    left: 40%;
    width: 5px;
    height: 5px;
    animation-delay: 4s;
}

.dot:nth-child(4) {
    top: 80%;
    left: 10%;
    width: 7px;
    height: 7px;
    animation-delay: 1s;
}

.dot:nth-child(5) {
    top: 50%;
    left: 85%;
    width: 6px;
    height: 6px;
    animation-delay: 3s;
}

.dot:nth-child(6) {
    top: 20%;
    left: 50%;
    width: 9px;
    height: 9px;
    animation-delay: 5s;
}

.dot:nth-child(7) {
    top: 75%;
    left: 60%;
    width: 5px;
    height: 5px;
    animation-delay: 2.5s;
}

.dot:nth-child(8) {
    top: 40%;
    left: 15%;
    width: 7px;
    height: 7px;
    animation-delay: 1.5s;
}

@keyframes float {
    from {
        transform: translateY(0px) translateX(0px);
    }

    to {
        transform: translateY(-30px) translateX(20px);
    }
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "Manrope", sans-serif;
    font-size: 1rem;
    color: var(--text);
    background:
        radial-gradient(circle at 10% 10%, var(--bg-glow-1) 0%, transparent 45%),
        radial-gradient(circle at 90% 5%, var(--bg-glow-2) 0%, transparent 35%),
        var(--bg);
    line-height: 1.6;
    letter-spacing: 0.005em;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: "Sora", sans-serif;
    color: var(--text);
}

a {
    text-decoration: none;
}

/* NAVBAR */
.portfolio-navbar {
    background: transparent;
    backdrop-filter: none;
    border-bottom: none;
    box-shadow: none;
    z-index: 1050;
}

/* Centered pill-style nav container (desktop) */
.portfolio-navbar .container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Logo badge on the left */
.portfolio-navbar .navbar-brand.logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(180deg, #0f1729 0%, #12223a 100%);
    padding: 6px;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(2, 8, 21, 0.18);
}

.portfolio-navbar .site-logo {
    height: 28px;
    width: 28px;
}

/* Central rounded nav pill that holds the links */
.portfolio-navbar .navbar-collapse {
    display: flex !important;
    justify-content: center !important;
    flex: 1 1 auto;
}

.portfolio-navbar .navbar-nav {
    display: flex;
    gap: 1rem;
    background: var(--surface);
    padding: 0.55rem 1.4rem;
    /* rounded pill behind links */
    border-radius: 999px;
    align-items: center;
    box-shadow: 0 6px 20px rgba(17, 37, 79, 0.06);
    border: 1px solid rgba(29, 78, 216, 0.06);
}

.portfolio-navbar .nav-link {
    color: var(--text);
    padding: 0.45rem 0.85rem !important;
}

.logo {
    font-family: "Sora", sans-serif;
    font-size: 1.35rem;
    font-weight: 700;
    text-transform: lowercase;
    letter-spacing: 0.5px;
    color: var(--text);
}

.logo:hover {
    color: var(--brand);
}

.nav-link {
    font-weight: 600;
    color: var(--text);
    border-radius: 999px;
    padding: 0.5rem 0.95rem !important;
    letter-spacing: 0.01em;
    transition: color 0.2s ease, background 0.2s ease;
}

.nav-link:hover,
.nav-link:focus {
    color: var(--brand);
    background: var(--nav-hover-bg);
}

.nav-link.active {
    color: var(--brand);
    background: var(--nav-hover-bg);
}

.theme-toggle-btn {
    min-width: 78px;
}

/* small circular icon used for theme toggle (placed outside the nav pill) */
.theme-toggle-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--btn-soft-border);
    background: var(--surface-2);
    color: var(--brand);
    cursor: pointer;
    font-size: 16px;
    margin-left: 0.5rem;
    margin-left: auto;
    /* push to the right end of the header on desktop */
}

.theme-toggle-icon:focus {
    outline: none;
    box-shadow: var(--focus-ring);
}

@media (max-width: 991.98px) {

    /* On mobile, place toggle left of the hamburger and ensure both are visible */
    .theme-toggle-icon {
        order: 1;
        margin-right: 8px;
        margin-left: 0;
    }

    .navbar-toggler {
        order: 2;
        margin-left: 0;
    }
}

.form-control.is-invalid,
.form-select.is-invalid {
    border-color: var(--danger) !important;
    box-shadow: 0 0 0 0.18rem rgba(217, 48, 37, 0.15) !important;
}

.form-control.is-valid,
.form-select.is-valid {
    border-color: var(--ok) !important;
    box-shadow: 0 0 0 0.18rem rgba(15, 157, 88, 0.14) !important;
}

.navbar-toggler {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    cursor: pointer;
    background: transparent;
    padding: 6px;
}

.site-logo {
    height: 28px;
    width: auto;
    display: block;
}

.navbar-toggler:focus {
    box-shadow: none;
}

/* CSS-only nav toggle input */
.nav-toggle {
    display: none;
}

/* Mobile navbar: compact header and dropdown panel
   - Logo left, hamburger right
   - Hamburger toggles centered white panel with vertical pill of links
*/
@media (max-width: 991.98px) {
    .portfolio-navbar .container {
        display: flex;
        align-items: center;
        gap: 0.75rem;
        padding: 0.6rem 0.8rem;
    }

    /* allow absolute placement of the theme toggle near the hamburger */
    .portfolio-navbar .container {
        position: relative;
    }

    /* keep logo pinned to the left */
    .portfolio-navbar .navbar-brand.logo {
        margin-right: 0.5rem;
        padding: 6px;
    }

    /* style the hamburger as a circular button on the right */
    .navbar-toggler {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 44px;
        height: 44px;
        margin-left: auto;
        /* push to right */
        border-radius: 50%;
        background: var(--surface-2);
        border: 1px solid var(--btn-soft-border);
        box-shadow: var(--shadow-soft);
        padding: 0;
    }

    /* place theme icon close to the hamburger (absolute so it doesn't break the nav-toggle sibling selector) */
    .theme-toggle-icon {
        position: absolute;
        right: 64px;
        /* sits slightly left of the hamburger */
        top: 50%;
        transform: translateY(-50%);
        z-index: 1100;
        margin-left: 0;
    }

    .navbar-toggler {
        position: absolute;
        right: 12px;
        top: 50%;
        transform: translateY(-50%);
    }

    /* hide the desktop pill/menu on small screens */
    .portfolio-navbar .navbar-collapse {
        display: none !important;
    }

    /* default: hide nav-links panel */
    #nav-links {
        display: none;
    }

    /* when checked, show compact centered panel */
    #nav-toggle:checked+.navbar-toggler+#nav-links {
        display: block !important;
        position: absolute;
        top: 100%;
        left: 50%;
        transform: translateX(-50%);
        width: min(86vw, 360px);
        max-height: calc(100vh - 64px);
        overflow-y: auto;
        background: var(--surface);
        padding: 8px 10px;
        border-radius: 12px;
        box-shadow: 0 18px 36px rgba(2, 8, 21, 0.12);
        z-index: 80;
    }

    /* inner vertical pill centered inside the panel - compact */
    #nav-links .navbar-nav {
        display: flex;
        flex-direction: column;
        gap: 10px;
        width: auto;
        max-width: 320px;
        margin: 0 auto;
        padding: 8px 6px;
        border-radius: 999px;
        background: transparent;
        box-shadow: none;
        border: none;
        list-style: none;
    }

    #nav-links .navbar-nav .nav-item {
        width: 100%;
        display: flex;
        justify-content: center;
    }

    #nav-links .nav-link {
        text-align: center;
        padding: 8px 0 !important;
        font-size: 0.95rem !important;
    }

}

.section-space {
    padding: 6rem 0;
}

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

.section-label {
    margin-bottom: 0.55rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--brand);
    font-size: 0.78rem;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
}

.section-label::after {
    content: "";
    width: 1.9rem;
    height: 1px;
    background: var(--brand);
    opacity: 0.55;
}

.section-title {
    margin-bottom: 0.25rem;
    font-size: clamp(1.75rem, 3.4vw, 2.5rem);
    line-height: 1.18;
    max-width: 20ch;
}

/* HERO */
.hero-section {
    min-height: 100vh;
    padding-top: 7.5rem;
    padding-bottom: 4.5rem;
}

.hero-section .display-4 {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    line-height: 1.08;
    letter-spacing: -0.02em;
    max-width: 13ch;
}

.hero-section h1 span {
    color: var(--brand);
}

.hero-tagline {
    max-width: 54ch;
    color: var(--muted);
    font-size: 1.08rem;
    line-height: 1.7;
}

.typing {
    margin: 0;
    font-weight: 700;
    letter-spacing: 0.01em;
    color: var(--muted);
}

.typing span {
    color: var(--brand-2);
}

/* Rotating/flowing hero phrases (pure CSS) */
.typing {
    position: relative;
    display: inline-block;
    min-height: 1.4em;
    /* reserve space so layout doesn't jump */
}

.typing-phrases {
    display: inline-block;
    position: relative;
    vertical-align: middle;
    margin-left: 0.45rem;
}

.typing-phrases span {
    position: absolute;
    left: 0;
    top: 0;
    opacity: 0;
    transform: translateY(8px);
    color: var(--brand-2);
    white-space: nowrap;
    animation: phrase-cycle 12s linear infinite;
}

.typing-phrases span:nth-child(1) {
    animation-delay: 0s;
}

.typing-phrases span:nth-child(2) {
    animation-delay: 3s;
}

.typing-phrases span:nth-child(3) {
    animation-delay: 6s;
}

.typing-phrases span:nth-child(4) {
    animation-delay: 9s;
}

@keyframes phrase-cycle {
    0% {
        opacity: 0;
        transform: translateY(8px);
    }

    6% {
        opacity: 1;
        transform: translateY(0);
    }

    24% {
        opacity: 1;
        transform: translateY(0);
    }

    30% {
        opacity: 0;
        transform: translateY(-8px);
    }

    100% {
        opacity: 0;
        transform: translateY(-8px);
    }
}

/* ensure phrases don't overflow on small screens */
@media (max-width: 575.98px) {
    .typing-phrases {
        margin-left: 0.3rem;
    }

    .typing-phrases span {
        font-size: 0.95rem;
    }
}

.btn {
    border-radius: 0.8rem;
    font-weight: 700;
    font-size: 0.92rem;
    padding: 0.68rem 1.1rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn-brand {
    color: #fff;
    background: linear-gradient(135deg, #1d4ed8, #1e3a8a);
    border: 0;
}

.btn-brand:hover,
.btn-brand:focus {
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 10px 22px rgba(30, 58, 138, 0.3);
}

.btn-outline-brand {
    color: var(--brand);
    border: 1px solid var(--brand);
    background: transparent;
}

.btn-outline-brand:hover,
.btn-outline-brand:focus {
    color: #fff;
    background: var(--brand);
}

.btn-soft {
    color: var(--btn-soft-text);
    background: var(--btn-soft-bg);
    border: 1px solid var(--btn-soft-border);
}

.btn-soft:hover,
.btn-soft:focus {
    background: var(--btn-soft-hover-bg);
    color: var(--btn-soft-hover-text);
}

.hero-metric {
    height: 100%;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 1rem;
    padding: 1.05rem 1rem;
    box-shadow: var(--shadow-soft);
    position: relative;
    overflow: hidden;
}

.hero-metric::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--brand), transparent);
}

.hero-metric h3 {
    margin-bottom: 0.2rem;
    font-size: 1.5rem;
    color: var(--brand);
}

.hero-metric p {
    margin: 0;
    font-size: 0.92rem;
    color: var(--muted);
}

.hero-image-panel {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-placeholder {
    width: 260px;
    height: 260px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--surface);
    object-fit: cover;
    display: block;
}

/* ABOUT AND SKILLS */
.lead-text {
    color: var(--muted);
    line-height: 1.78;
    max-width: 62ch;
    margin-bottom: 1rem;
}

.point-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 1rem;
    padding: 1rem 1.05rem;
    height: 100%;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.point-card:hover {
    transform: translateY(-2px);
    border-color: var(--brand);
    box-shadow: var(--shadow-soft);
}

.point-card h3 {
    margin-bottom: 0.45rem;
    font-size: 1.02rem;
    letter-spacing: -0.01em;
}

.point-card p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--muted);
}

.about-image-panel {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.about-placeholder {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--surface);
    object-fit: cover;
    display: block;
}

.about-social-links {
    display: flex;
    gap: 0.65rem;
    margin-top: 0.8rem;
    justify-content: center;
}

.about-social-links a {
    display: inline-grid;
    place-items: center;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: var(--surface-2);
    color: var(--text);
    border: 1px solid var(--border);
    text-decoration: none;
    transition: transform 0.2s ease, background 0.2s ease;
}

.about-social-links a i {
    font-size: 1rem;
    color: var(--brand);
}

.about-social-links a:hover {
    transform: translateY(-2px);
    background: var(--social-hover-bg);
}

.about-download-btn {
    display: inline-block;
    margin-top: 0.6rem;
    padding: 0.5rem 1rem;
    font-weight: 700;
}

@media (max-width: 767.98px) {
    .hero-placeholder {
        width: 180px;
        height: 180px;
    }

    .about-placeholder {
        width: 140px;
        height: 140px;
    }
}

.skills-card {
    border-radius: 1.1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-card);
}

.skills-card h3 {
    font-size: 1.08rem;
    font-weight: 700;
    color: var(--text);
}

.skill-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.5rem 0.8rem;
    border-radius: 999px;
    font-size: 0.86rem;
    font-weight: 700;
    color: var(--chip-text);
    background: var(--surface-2);
    border: 1px solid var(--chip-border);
}

.skill-chip img {
    width: 18px;
    height: 18px;
    object-fit: contain;
}

/* Skills & Services card animations */
@media (hover: hover) and (pointer: fine) {
    .skills-card {
        transition: transform 260ms cubic-bezier(.2, .9, .3, 1), box-shadow 260ms ease;
    }

    .skills-card:hover {
        transform: translateY(-6px) scale(1.01);
        box-shadow: var(--shadow-card-hover);
    }

    .skills-card .skill-chip {
        transition: transform 260ms cubic-bezier(.2, .9, .3, 1), box-shadow 260ms ease;
    }

    .skills-card:hover .skill-chip {
        transform: translateY(-6px);
    }

    .skills-card .skill-chip img {
        transition: transform 420ms cubic-bezier(.2, .9, .3, 1);
    }

    .skills-card:hover .skill-chip img {
        transform: rotate(-8deg) scale(1.02);
    }

    /* service point-card decorative accent animation */
    .point-card {
        position: relative;
        overflow: visible;
    }

    .point-card::before {
        content: "";
        position: absolute;
        left: 1rem;
        top: 1rem;
        width: 36px;
        height: 4px;
        background: linear-gradient(90deg, var(--brand), var(--brand-2));
        border-radius: 4px;
        opacity: 0.0;
        transform-origin: left center;
        transform: scaleX(0);
        transition: transform 360ms cubic-bezier(.2, .9, .3, 1), opacity 260ms ease;
    }

    .point-card:hover::before {
        transform: scaleX(1);
        opacity: 1;
    }
}

@media (prefers-reduced-motion: reduce) {

    .skills-card,
    .skills-card .skill-chip,
    .point-card,
    .project-card {
        transition: none !important;
        animation: none !important;
        transform: none !important;
    }
}

/* PROJECTS */
#projects .section-title {
    max-width: 16ch;
}

.project-card {
    position: relative;
    isolation: isolate;
    background: var(--surface);
    border-radius: 1.15rem;
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-card);
    transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.project-card::before {
    content: "";
    position: absolute;
    inset: 0 auto auto 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--brand), var(--brand-2), transparent);
    opacity: 0.9;
    z-index: 2;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-card-hover);
    border-color: var(--brand);
}

.project-card .card-body {
    padding: 1.05rem 1.05rem 1.12rem;
}

.project-card h3 {
    font-size: 1.06rem;
    letter-spacing: -0.01em;
}

.project-image {
    width: 100%;
    height: 210px;
    object-fit: cover;
    transition: transform 0.35s ease, filter 0.35s ease;
}

.project-card:hover .project-image {
    transform: scale(1.03);
    filter: saturate(1.05);
}

.project-role {
    display: inline-flex;
    align-items: center;
    font-size: 0.72rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--role-text);
    background: var(--role-bg);
    border: 1px solid var(--role-border);
    border-radius: 999px;
    padding: 0.2rem 0.55rem;
    white-space: nowrap;
}

.project-summary {
    color: var(--muted);
    margin-bottom: 0.95rem;
    font-size: 0.94rem;
    line-height: 1.7;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.project-tech span {
    border-radius: 999px;
    padding: 0.28rem 0.62rem;
    font-size: 0.75rem;
    font-weight: 700;
    border: 1px solid transparent;
}

.project-tech span {
    background: var(--tech-bg);
    color: var(--tech-text);
    border-color: rgba(6, 95, 70, 0.2);
}

.project-card .btn.btn-sm {
    border-radius: 0.62rem;
    font-size: 0.78rem;
    font-weight: 700;
    padding: 0.42rem 0.76rem;
    letter-spacing: 0.01em;
}

.project-card .btn i {
    font-size: 0.76rem;
}

/* CAPABILITIES AND CONTACT */
.capability-card {
    height: 100%;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 1rem;
    padding: 1.05rem;
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.capability-card i {
    width: 2rem;
    height: 2rem;
    border-radius: 0.65rem;
    display: grid;
    place-items: center;
    color: var(--brand);
    background: var(--cap-icon-bg);
}

.capability-card p {
    margin: 0;
    font-weight: 600;
    color: var(--cap-text);
}

#contact .section-title {
    max-width: 18ch;
}

.contact-card,
.contact-form-wrap {
    position: relative;
    overflow: hidden;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 1.2rem;
    padding: 1.35rem;
    box-shadow: var(--shadow-soft);
}

.contact-card::before,
.contact-form-wrap::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--brand), var(--brand-2), transparent);
    opacity: 0.9;
}

.contact-card h3 {
    font-size: 1.06rem;
    line-height: 1.45;
    margin-bottom: 0.6rem;
}

.contact-card p {
    color: var(--muted);
    line-height: 1.72;
    margin-bottom: 0.95rem;
}

.contact-list {
    display: grid;
    gap: 0.56rem;
}

.contact-list li {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.52rem 0.66rem;
    color: var(--contact-list-text);
    font-weight: 600;
    border-radius: 0.78rem;
    border: 1px solid var(--border);
    background: var(--surface-2);
    font-size: 0.93rem;
}

.contact-list i {
    color: var(--brand);
    width: 1.42rem;
    height: 1.42rem;
    border-radius: 0.45rem;
    display: grid;
    place-items: center;
    background: var(--cap-icon-bg);
}

.social-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.social-links a {
    width: 2.2rem;
    height: 2.2rem;
    border-radius: 0.75rem;
    display: grid;
    place-items: center;
    color: var(--social-text);
    background: var(--social-bg);
    border: 1px solid var(--social-border);
    transition: transform 0.2s ease, background 0.2s ease;
}

.social-links a:hover {
    transform: translateY(-2px);
    background: var(--social-hover-bg);
}

.contact-card .social-links {
    margin-top: 1rem !important;
}

.contact-card .social-links a {
    width: 2.34rem;
    height: 2.34rem;
    border-radius: 0.7rem;
}

.contact-form-wrap form {
    position: relative;
    z-index: 1;
}

.form-label {
    font-weight: 700;
    color: var(--label-text);
    font-size: 0.87rem;
    letter-spacing: 0.01em;
    margin-bottom: 0.4rem;
}

.form-control,
.form-select {
    border-color: var(--border);
    border-radius: 0.8rem;
    padding: 0.68rem 0.8rem;
    min-height: 2.75rem;
    background-color: var(--surface-2);
    color: var(--text);
    caret-color: var(--text);
    width: 100%;
    box-sizing: border-box;
}

.form-control::placeholder {
    color: var(--muted);
    opacity: 0.85;
}

.form-select option {
    color: var(--text);
}

textarea.form-control {
    min-height: 10.5rem;
}

.form-control:focus,
.form-select:focus {
    color: var(--text);
    background-color: var(--surface-2);
    border-color: var(--focus-border);
    box-shadow: var(--focus-ring);
}

.form-control:-webkit-autofill,
.form-control:-webkit-autofill:hover,
.form-control:-webkit-autofill:focus,
.form-select:-webkit-autofill,
.form-select:-webkit-autofill:hover,
.form-select:-webkit-autofill:focus {
    -webkit-text-fill-color: var(--text);
    -webkit-box-shadow: 0 0 0 1000px var(--surface-2) inset;
    transition: background-color 9999s ease-in-out 0s;
}

.contact-form-wrap .btn-brand {
    min-height: 2.85rem;
    margin-top: 0.1rem;
}

/* FOOTER */
.site-footer {
    margin-top: 2rem;
    padding: 3.2rem 0 2rem;
    color: var(--footer-text);
    background: var(--footer-bg);
}

.footer-title {
    font-size: 1.55rem;
    margin-bottom: 0.35rem;
    color: #ffffff;
}

.footer-text {
    margin-bottom: 0.9rem;
    color: var(--footer-muted);
}

.footer-quick-title {
    margin-bottom: 0.8rem;
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--footer-text);
}

.footer-links-wrap {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.6rem 1.25rem;
    justify-items: start;
    align-items: start;
}

.footer-links-wrap a {
    color: var(--footer-text);
    text-decoration: none;
    font-weight: 600;
    text-align: left;
    display: block;
}

.footer-links-wrap a:hover {
    color: #ffffff;
}

.site-footer .social-links a {
    color: #f3f6ff;
    background: var(--footer-social-bg);
    border-color: var(--footer-social-border);
}

.site-footer .social-links a:hover {
    background: var(--footer-social-hover-bg);
}

.footer-copy {
    margin: 1.6rem 0 0;
    font-size: 0.92rem;
    color: var(--footer-copy);
    text-align: center;
}

@media (max-width: 767.98px) {
    .footer-links-wrap {
        grid-template-columns: 1fr;
        gap: 0.5rem 0;
    }

    .site-footer .social-links {
        justify-content: flex-start;
    }

    .col-lg-4.text-lg-end {
        text-align: left;
    }
}

/* MODALS */
.hire-modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1055;
    background: var(--modal-overlay);
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

/* Show modal when targeted via hash (CSS-only) */
.hire-modal:target {
    display: flex;
}

/* Scroll controls: show different target buttons depending on which section is :target */
.scroll-controls {
    position: fixed;
    right: 1rem;
    bottom: 1rem;
    z-index: 1030;
}

.scroll-controls a {
    display: none;
    width: 2.8rem;
    height: 2.8rem;
    border-radius: 999px;
    background: linear-gradient(135deg, #1d4ed8, #1e3a8a);
    color: #fff;
    text-decoration: none;
    box-shadow: var(--scroll-shadow);
}

/* default: visible - link to about */
.scroll-controls a.to-about {
    display: grid;
    place-items: center;
}

/* when specific section is targeted show the correct control */
#home:target~.scroll-controls a {
    display: none;
}

#home:target~.scroll-controls a.to-about {
    display: grid;
    place-items: center;
}

#about:target~.scroll-controls a {
    display: none;
}

#about:target~.scroll-controls a.to-skills {
    display: grid;
    place-items: center;
}

#skills:target~.scroll-controls a {
    display: none;
}

#skills:target~.scroll-controls a.to-projects {
    display: grid;
    place-items: center;
}

#projects:target~.scroll-controls a {
    display: none;
}

#projects:target~.scroll-controls a.to-services {
    display: grid;
    place-items: center;
}

#services:target~.scroll-controls a {
    display: none;
}

#services:target~.scroll-controls a.to-contact {
    display: grid;
    place-items: center;
}

#contact:target~.scroll-controls a {
    display: none;
}

#contact:target~.scroll-controls a.to-home {
    display: grid;
    place-items: center;
}

.hire-modal-content {
    width: min(560px, 100%);
    border-radius: 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    padding: 1.2rem;
    position: relative;
    /* allow native dropdowns to overflow outside the box */
    overflow: visible;
}

.hire-modal-body {
    max-height: calc(100vh - 6rem);
    overflow: auto;
    padding-right: 0.25rem;
}

@media (max-width: 576px) {
    .hire-modal {
        align-items: flex-start;
        padding-top: 1.2rem;
    }

    .hire-modal-content {
        width: calc(100% - 1.6rem);
        border-radius: 0.8rem;
        padding: 1rem;
    }

    #hire-form {
        gap: 0.6rem;
    }
}

.hire-modal-content h2 {
    margin-top: 0;
    margin-bottom: 0.5rem;
    font-size: 1.35rem;
}

.hire-modal-content p {
    color: var(--muted);
}

.close-btn {
    position: absolute;
    top: 0.65rem;
    right: 0.75rem;
    width: 2rem;
    height: 2rem;
    border-radius: 0.55rem;
    border: 0;
    background: var(--close-btn-bg);
    color: var(--close-btn-text);
    font-size: 1.2rem;
    line-height: 1;
    display: grid;
    place-items: center;
    text-decoration: none;
}

#hire-form {
    display: grid;
    gap: 0.72rem;
}

/* ensure form controls render above modal background and native dropdowns are not clipped */
.hire-modal-body .form-control,
.hire-modal-body .form-select {
    position: relative;
    z-index: 1200;
}

/* RESPONSIVE */
@media (max-width: 991.98px) {
    .section-space {
        padding: 4.8rem 0;
    }

    #nav-links {
        margin-top: 0.8rem;
        border: 1px solid var(--border);
        border-radius: 1rem;
        background: var(--surface);
        padding: 0.55rem;
        box-shadow: var(--shadow-soft);
    }

    .hero-section {
        min-height: auto;
        padding-top: 6.8rem;
        padding-bottom: 3.8rem;
    }

    .project-image {
        height: 195px;
    }

    .contact-card,
    .contact-form-wrap {
        padding: 1.12rem;
    }
}

@media (min-width: 992px) {
    #nav-links {
        background: transparent;
        border: 0;
        box-shadow: none;
    }
}

@media (max-width: 767.98px) {
    .section-space {
        padding: 4rem 0;
    }

    .hero-section h1 {
        font-size: 2rem;
        max-width: 100%;
    }

    .hero-tagline {
        font-size: 1rem;
        max-width: 100%;
    }

    .project-card .card-body {
        padding: 0.95rem 0.95rem 1rem;
    }

    .project-image {
        height: 180px;
    }

    .contact-list li {
        padding: 0.45rem 0.55rem;
        font-size: 0.9rem;
    }

    .contact-card,
    .contact-form-wrap {
        padding: 1rem;
    }
}

/* Use SVG images for hamburger/close icons (mobile). Show hamburger by default, close on checked. */
.navbar-toggler img {
    width: 26px;
    height: 26px;
    display: block;
    vertical-align: middle;
}

.navbar-toggler img.close-icon {
    display: none;
}

#nav-toggle:checked+.navbar-toggler img.hamburger-icon {
    display: none;
}

#nav-toggle:checked+.navbar-toggler img.close-icon {
    display: block;
}

/* scroll control SVG sizing and up-rotation */
.scroll-controls img.scroll-icon {
    width: 14px;
    height: 14px;
    display: block;
}

.scroll-controls img.scroll-up {
    transform: rotate(180deg);
}