/* Creative + clear portfolio redesign */

:root {
    --section-padding: clamp(4.6rem, 7vw, 7rem) 0;
    --radius-sm: 0.65rem;
    --radius-md: 1rem;
    --radius-lg: 1.35rem;
    --radius-xl: 1.8rem;
    --radius-pill: 999px;
    --transition-fast: 160ms ease;
    --transition-base: 300ms cubic-bezier(0.22, 1, 0.36, 1);

    --bg-deep: #091224;
    --bg-deep-alt: #101f37;
    --bg-page: #eef3f9;
    --bg-soft: #f7faff;
    --surface: #ffffff;
    --surface-alt: #f3f7ff;
    --surface-muted: #ecf2fb;

    --text-strong: #0f1f35;
    --text-main: #223750;
    --text-muted: #5a708a;
    --text-on-dark: #f5f8ff;
    --text-on-dark-soft: rgba(245, 248, 255, 0.8);

    --accent: #1b77e8;
    --accent-strong: #0f58be;
    --accent-soft: #e5f0ff;
    --teal: #11a7a0;
    --teal-soft: #ddf5f3;
    --gold: #c08a2c;
    --gold-soft: #fff4de;
    --accent-rgb: 27, 119, 232;

    --line: #d4dfed;
    --line-strong: #bdcce0;

    --shadow-sm: 0 10px 24px rgba(10, 20, 38, 0.08);
    --shadow-md: 0 18px 45px rgba(10, 20, 38, 0.12);
    --shadow-lg: 0 26px 60px rgba(10, 20, 38, 0.16);
    --shadow-glow: 0 0 0 1px rgba(var(--accent-rgb), 0.22), 0 18px 45px rgba(10, 20, 38, 0.22);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--text-main);
    background:
        radial-gradient(1000px circle at 84% -10%, rgba(17, 167, 160, 0.1), transparent 55%),
        radial-gradient(820px circle at 9% 3%, rgba(27, 119, 232, 0.14), transparent 52%),
        linear-gradient(180deg, #f7f9fd 0%, var(--bg-page) 50%, #e7eef8 100%);
    font-family: "Manrope", "Segoe UI", sans-serif;
    line-height: 1.7;
    letter-spacing: 0.01em;
    overflow-x: hidden;
    text-rendering: optimizeLegibility;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    margin: 0 0 0.9rem;
    color: var(--text-strong);
    font-family: "Space Grotesk", "Manrope", sans-serif;
    line-height: 1.2;
}

p {
    margin: 0;
}

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

a:hover {
    color: var(--accent-strong);
}

.section-padding {
    padding: var(--section-padding);
    position: relative;
}

#skills,
#projects,
#contact {
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(245, 249, 255, 0.86)),
        repeating-linear-gradient(120deg, rgba(16, 31, 55, 0.02), rgba(16, 31, 55, 0.02) 1px, transparent 1px, transparent 36px);
}

#experience,
#certificates {
    background: linear-gradient(180deg, rgba(235, 243, 252, 0.6), rgba(247, 250, 255, 0.92));
}

.section-heading {
    margin-bottom: clamp(2rem, 3vw, 3.1rem);
    position: relative;
}

.section-title {
    font-size: clamp(1.85rem, 1.2rem + 2.2vw, 2.75rem);
    letter-spacing: 0.02em;
    margin-bottom: 0.8rem;
}

.section-divider {
    width: 96px;
    height: 4px;
    margin: 0 auto;
    border-radius: var(--radius-pill);
    background: linear-gradient(90deg, var(--teal) 0%, var(--accent) 48%, rgba(var(--accent-rgb), 0.18) 100%);
}

.section-heading::after {
    content: "";
    width: min(210px, 42vw);
    height: 1px;
    margin: 0.85rem auto 0;
    display: block;
    background: linear-gradient(90deg, transparent, rgba(20, 52, 84, 0.22), transparent);
}

/* Navigation */
#mainNav {
    padding: 0.8rem 0;
    background: rgba(9, 18, 36, 0.68);
    border-bottom: 1px solid rgba(255, 255, 255, 0.16);
    backdrop-filter: blur(11px);
    transition: background var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

#mainNav .container {
    min-height: 2.85rem;
}

#mainNav .navbar-brand {
    color: var(--text-on-dark);
    font-family: "Space Grotesk", "Manrope", sans-serif;
    font-size: clamp(1.05rem, 0.9rem + 0.7vw, 1.4rem);
    font-weight: 700;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    max-width: min(62vw, 520px);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

#mainNav .nav-link {
    color: rgba(245, 248, 255, 0.86);
    font-size: 0.92rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: var(--radius-pill);
    padding: 0.56rem 0.88rem;
    transition: color var(--transition-fast), background-color var(--transition-fast);
}

#mainNav .nav-link:hover,
#mainNav .nav-link:focus-visible {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.14);
}

#mainNav .navbar-toggler {
    border-color: rgba(245, 248, 255, 0.5);
}

#mainNav .navbar-toggler-icon {
    filter: brightness(0) invert(1);
}

#mainNav.navbar-scrolled {
    background: rgba(250, 252, 255, 0.93);
    border-bottom-color: rgba(20, 38, 63, 0.14);
    box-shadow: 0 12px 36px rgba(10, 20, 38, 0.14);
}

#mainNav.navbar-scrolled .navbar-brand,
#mainNav.navbar-scrolled .nav-link {
    color: #1b3250;
}

#mainNav.navbar-scrolled .nav-link:hover,
#mainNav.navbar-scrolled .nav-link:focus-visible {
    color: var(--accent-strong);
    background: rgba(var(--accent-rgb), 0.11);
}

#mainNav.navbar-scrolled .navbar-toggler {
    border-color: var(--line);
}

#mainNav.navbar-scrolled .navbar-toggler-icon {
    filter: none;
}

/* Hero */
.hero-section {
    min-height: max(700px, 100vh);
    padding: 8.1rem 0 5.5rem;
    display: flex;
    align-items: center;
    position: relative;
    isolation: isolate;
    overflow: hidden;
    color: var(--text-on-dark);
    background:
        radial-gradient(900px circle at 50% 130%, rgba(12, 30, 56, 0.88), transparent 64%),
        radial-gradient(820px circle at 82% 9%, rgba(17, 167, 160, 0.35), transparent 55%),
        radial-gradient(620px circle at 14% 8%, rgba(27, 119, 232, 0.42), transparent 50%),
        linear-gradient(136deg, var(--bg-deep) 0%, #122744 54%, var(--bg-deep-alt) 100%);
}

.hero-section .row {
    --bs-gutter-x: clamp(1.4rem, 3vw, 3.1rem);
}

.hero-section::before,
.hero-section::after {
    content: "";
    position: absolute;
    pointer-events: none;
}

.hero-section::before {
    inset: 0;
    opacity: 0.32;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
    background-size: 44px 44px;
}

.hero-section::after {
    width: 470px;
    height: 470px;
    right: -90px;
    bottom: -170px;
    border-radius: 50%;
    background: radial-gradient(circle at center, rgba(255, 255, 255, 0.24) 0%, rgba(255, 255, 255, 0) 66%);
}

.hero-content {
    max-width: 730px;
    position: relative;
    isolation: isolate;
    z-index: 1;
    animation: hero-rise 760ms ease;
}

.hero-content::before {
    content: "";
    position: absolute;
    inset: -1.5rem -1.4rem;
    border: 1px solid rgba(180, 210, 246, 0.26);
    border-radius: var(--radius-xl);
    background:
        linear-gradient(130deg, rgba(5, 13, 26, 0.68), rgba(11, 27, 48, 0.52)),
        linear-gradient(100deg, rgba(64, 156, 255, 0.1), rgba(24, 201, 194, 0.08));
    box-shadow: var(--shadow-glow);
    backdrop-filter: blur(4px);
    z-index: -1;
}

.profile-image-container {
    position: relative;
    isolation: isolate;
    z-index: 1;
    width: clamp(215px, 23vw, 318px);
    height: clamp(215px, 23vw, 318px);
    margin: 0 auto;
    border-radius: 50%;
    padding: 10px;
    background: linear-gradient(140deg, rgba(255, 255, 255, 0.58), rgba(255, 255, 255, 0.09));
    box-shadow: 0 28px 70px rgba(0, 0, 0, 0.35);
}

.profile-image-container::before,
.profile-image-container::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    z-index: -1;
}

.profile-image-container::before {
    inset: -16px;
    border: 1px solid rgba(255, 255, 255, 0.27);
}

.profile-image-container::after {
    inset: -33px;
    border: 1px dashed rgba(255, 255, 255, 0.26);
    animation: spin 20s linear infinite;
}

.profile-image {
    position: relative;
    z-index: 1;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    border: 4px solid rgba(255, 255, 255, 0.9);
    transition: transform var(--transition-base), filter var(--transition-base);
}

.profile-image-container:hover .profile-image {
    transform: scale(1.025);
    filter: saturate(1.08);
}

.hero-title {
    color: var(--text-on-dark);
    font-size: clamp(2.1rem, 1.25rem + 3.2vw, 4rem);
    margin-bottom: 1rem;
    text-shadow: 0 8px 28px rgba(0, 0, 0, 0.42);
}

.hero-subtitle {
    max-width: 640px;
    margin-bottom: 1.95rem;
    color: rgba(244, 248, 255, 0.94);
}

.hero-subtitle .lead {
    margin: 0;
    font-size: clamp(1.05rem, 0.96rem + 0.9vw, 1.44rem);
    font-weight: 540;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.82rem;
}

.btn {
    border-radius: var(--radius-pill);
    font-weight: 700;
    letter-spacing: 0.03em;
    padding: 0.72rem 1.55rem;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast),
        background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.btn:focus-visible {
    outline: 3px solid rgba(var(--accent-rgb), 0.35);
    outline-offset: 2px;
}

.hero-cta .btn-primary,
.aboutme-zaid-box .btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, #2c92ff 100%);
    border-color: transparent;
    color: #ffffff;
    box-shadow: 0 14px 30px rgba(var(--accent-rgb), 0.35);
}

.hero-cta .btn-primary:hover,
.hero-cta .btn-primary:focus-visible,
.aboutme-zaid-box .btn-primary:hover,
.aboutme-zaid-box .btn-primary:focus-visible {
    transform: translateY(-2px);
    color: #ffffff;
    box-shadow: 0 18px 34px rgba(var(--accent-rgb), 0.42);
}

.hero-cta .btn-outline-light {
    color: var(--text-on-dark);
    border-color: rgba(255, 255, 255, 0.72);
    background: rgba(255, 255, 255, 0.06);
}

.hero-cta .btn-outline-light:hover,
.hero-cta .btn-outline-light:focus-visible {
    transform: translateY(-2px);
    color: #0f2942;
    border-color: #ffffff;
    background: #ffffff;
}

/* Surface cards */
.aboutme-zaid-box,
.skills-zaid-box,
.timeline-content,
.project-card,
.certificate-card,
.contact-container {
    background: linear-gradient(160deg, rgba(255, 255, 255, 0.98), rgba(246, 251, 255, 0.92));
    border: 1px solid #c9d8ec;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.aboutme-zaid-box:hover,
.skills-zaid-box:hover,
.timeline-content:hover,
.project-card:hover,
.certificate-card:hover,
.contact-container:hover {
    transform: translateY(-4px);
    border-color: rgba(var(--accent-rgb), 0.36);
    box-shadow: var(--shadow-md);
}

/* About + skills */
.aboutme-zaid-box,
.skills-zaid-box {
    min-height: 430px;
    padding: clamp(1.5rem, 1.8vw, 2.2rem);
}

.aboutme-zaid-box {
    text-align: left;
    position: relative;
    overflow: hidden;
}

.aboutme-zaid-box::before {
    content: "";
    position: absolute;
    width: 260px;
    height: 260px;
    top: -120px;
    right: -100px;
    border-radius: 50%;
    background: radial-gradient(circle at center, rgba(27, 119, 232, 0.19), transparent 70%);
    pointer-events: none;
}

.aboutme-zaid-desc {
    position: relative;
    color: var(--text-main);
    font-size: clamp(1rem, 0.95rem + 0.35vw, 1.12rem);
    line-height: 1.95;
    z-index: 1;
}

.aboutme-zaid-box .btn {
    width: fit-content;
    min-width: 220px;
}

.skills-zaid-box {
    background: linear-gradient(165deg, rgba(255, 255, 255, 0.98), rgba(236, 245, 255, 0.92));
}

.skills-zaid-title {
    margin-bottom: 1.2rem;
    font-size: clamp(1.3rem, 1.1rem + 0.8vw, 1.65rem);
}

.skills-zaid-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.66rem;
    justify-content: flex-start;
}

.skills-zaid-item,
.skill-with-img,
.skill-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--surface-alt);
    color: #1d436f;
    border: 1px solid #ccdbef;
    border-radius: var(--radius-pill);
    padding: 0.46rem 0.85rem;
    font-size: 0.88rem;
    font-weight: 700;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast),
        border-color var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast);
}

.skills-zaid-item:hover,
.skill-with-img:hover,
.skill-tag:hover {
    transform: translateY(-2px);
    color: #ffffff;
    background: linear-gradient(120deg, var(--accent), #3ba0ff);
    border-color: transparent;
    box-shadow: 0 12px 24px rgba(var(--accent-rgb), 0.32);
}

.skill-img,
.skill-image,
.skills-zaid-item img {
    width: 30px;
    height: 30px;
    max-width: 30px;
    max-height: 30px;
    object-fit: contain;
    border-radius: 50%;
    border: 1px solid rgba(var(--accent-rgb), 0.28);
    padding: 2px;
    background: #ffffff;
    flex-shrink: 0;
}

.skill-tag.beginner {
    background: #eaf8f4;
    border-color: #cdebe3;
    color: #1f7a61;
}

.skill-tag.intermediate {
    background: var(--accent-soft);
    border-color: #c9ddff;
    color: #1f4f8f;
}

.skill-tag.advanced {
    background: #dbeeff;
    border-color: #bdd9ff;
    color: #164b94;
}

/* Experience timeline */
.timeline {
    --timeline-gap: 2.4rem;
    position: relative;
    max-width: 1120px;
    margin: 0 auto;
    padding: 0.6rem 0;
}

.timeline::after {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 3px;
    margin-left: -1.5px;
    border-radius: var(--radius-pill);
    background: linear-gradient(180deg, rgba(17, 167, 160, 0.35), rgba(var(--accent-rgb), 0.46), rgba(17, 167, 160, 0.3));
}

.timeline-item {
    position: relative;
    margin-bottom: 2.2rem;
}

.timeline-item::after {
    content: "";
    display: table;
    clear: both;
}

.timeline-content {
    width: calc(50% - var(--timeline-gap));
    padding: 1.45rem 1.4rem 1.25rem;
    position: relative;
}

.timeline-left {
    float: left;
}

.timeline-right {
    float: right;
}

.timeline-content::before {
    content: "";
    position: absolute;
    top: 1.45rem;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #ffffff;
    border: 3px solid var(--accent);
    box-shadow: 0 0 0 7px rgba(var(--accent-rgb), 0.15);
}

.timeline-left::before {
    left: calc(100% + var(--timeline-gap));
    transform: translateX(-50%);
}

.timeline-right::before {
    left: calc(var(--timeline-gap) * -1);
    transform: translateX(-50%);
}

.timeline-date {
    display: inline-flex;
    align-items: center;
    margin-bottom: 0.7rem;
    padding: 0.3rem 0.8rem;
    border-radius: var(--radius-pill);
    border: 1px solid rgba(var(--accent-rgb), 0.22);
    background: var(--accent-soft);
    color: #1b4f95;
    font-size: 0.79rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.timeline-title {
    margin-bottom: 0.36rem;
}

.timeline-company {
    margin-bottom: 0.7rem;
    color: var(--text-muted);
    font-size: 0.98rem;
    font-weight: 700;
}

.timeline-description {
    color: var(--text-main);
}

/* Projects */
.project-cards {
    margin-top: 0.35rem;
}

.project-card,
.certificate-card {
    overflow: hidden;
    height: 100%;
    position: relative;
}

.project-card::before,
.certificate-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, rgba(17, 167, 160, 0.5), rgba(var(--accent-rgb), 0.7), rgba(17, 167, 160, 0.2));
    opacity: 0.85;
}

.project-img-container,
.certificate-img-container {
    position: relative;
    overflow: hidden;
    border-radius: calc(var(--radius-lg) - 0.2rem);
    background: var(--surface-muted);
}

.project-img,
.certificate-img,
.certificate-thumb {
    width: 100%;
    height: 230px;
    object-fit: cover;
    transition: transform var(--transition-base), filter var(--transition-base);
}

.project-overlay,
.certificate-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    background: linear-gradient(150deg, rgba(9, 18, 36, 0.76), rgba(var(--accent-rgb), 0.72));
    transition: opacity var(--transition-base);
}

.project-card:hover .project-overlay,
.certificate-card:hover .certificate-overlay {
    opacity: 1;
}

.project-card:hover .project-img,
.certificate-card:hover .certificate-img,
.certificate-card:hover .certificate-thumb {
    transform: scale(1.035);
}

.project-link {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 1.05rem;
    border: 1px solid rgba(255, 255, 255, 0.52);
    background: rgba(255, 255, 255, 0.2);
}

.project-link:hover {
    background: #ffffff;
    color: var(--accent-strong);
}

.project-card .card-body,
.certificate-card .card-body {
    padding: 1.3rem;
    background: transparent;
}

.project-card .card-title,
.certificate-card .card-title {
    margin-bottom: 0.45rem;
    color: var(--text-strong);
    font-size: 1.1rem;
}

.project-card .card-text {
    color: var(--text-main);
}

/* Certificates - keep Bootstrap row/col flow */
#certificatesContainer {
    margin-top: 0.35rem;
}

#certificatesContainer.row.certificate-grid {
    --bs-gutter-x: 1.2rem;
    --bs-gutter-y: 1.2rem;
}

#certificatesContainer .certificate-card,
.certificate-grid .certificate-card {
    border: 1px solid #cfdbec;
    border-radius: var(--radius-lg);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(246, 251, 255, 0.95)),
        linear-gradient(150deg, rgba(255, 255, 255, 0.9), rgba(234, 243, 255, 0.8));
    box-shadow: 0 12px 30px rgba(10, 20, 38, 0.1);
    padding: 0.92rem;
    gap: 0.72rem;
    text-align: left;
}

#certificatesContainer .certificate-card:hover,
.certificate-grid .certificate-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: rgba(var(--accent-rgb), 0.44);
}

#certificatesContainer .certificate-thumb,
.certificate-grid .certificate-thumb {
    width: 100%;
    height: 194px;
    max-height: none;
    max-width: none;
    border-radius: 0.95rem;
    border: 1px solid rgba(20, 43, 76, 0.13);
    background: #ffffff;
    cursor: pointer;
}

#certificatesContainer .card-body,
.certificate-grid .card-body {
    padding: 0.5rem 0.25rem 0.2rem;
}

#certificatesContainer .card-title,
.certificate-grid .card-title {
    margin: 0;
    color: #1c3655;
    line-height: 1.4;
    font-size: 1.07rem;
    font-weight: 700;
}

/* Certificate modal */
#certificateModal .modal-dialog {
    max-width: min(1060px, 92vw);
}

#certificateModal .modal-content {
    background:
        linear-gradient(180deg, rgba(11, 23, 42, 0.96), rgba(12, 29, 54, 0.92));
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: var(--radius-xl);
    box-shadow: 0 30px 70px rgba(0, 0, 0, 0.45);
}

#certificateModal .modal-body {
    padding: 0.8rem;
}

#modalCertificateImg {
    width: 100%;
    max-width: 100%;
    max-height: 80vh;
    border-radius: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.32);
    box-shadow: 0 20px 54px rgba(0, 0, 0, 0.38);
    background: #ffffff;
}

#certificateModal .modal-footer {
    border-top: 0;
    justify-content: center;
    gap: 0.85rem;
    padding-top: 0;
    padding-bottom: 1rem;
}

#modalCertificateNum {
    color: #deebff;
    font-size: 1rem;
    font-weight: 700;
}

#certificateModal .btn-secondary {
    background: rgba(255, 255, 255, 0.14);
    border-color: rgba(255, 255, 255, 0.34);
    color: #ffffff;
}

#certificateModal .btn-secondary:hover,
#certificateModal .btn-secondary:focus-visible {
    background: rgba(255, 255, 255, 0.24);
    border-color: rgba(255, 255, 255, 0.46);
}

/* Contact */
.contact-container {
    padding: clamp(1.35rem, 2.2vw, 2.2rem);
}

.social-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.78rem;
}

.social-icon {
    width: clamp(126px, 15vw, 156px);
    min-height: 104px;
    padding: 0.72rem 0.62rem;
    border-radius: var(--radius-md);
    border: 1px solid #ccdbef;
    background: linear-gradient(155deg, #ffffff, #edf4ff);
    color: var(--text-main);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast),
        border-color var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast);
}

.social-icon i {
    font-size: 2.15rem;
    margin-bottom: 0.34rem;
}

.social-icon img {
    width: 42px;
    height: 42px;
    object-fit: cover;
    margin-bottom: 0.34rem;
    border-radius: 50%;
}

.social-name {
    font-size: 0.91rem;
    font-weight: 800;
    line-height: 1.2;
}

.social-icon:hover,
.social-icon:focus-visible {
    transform: translateY(-3px);
    color: #ffffff;
    border-color: transparent;
    background: linear-gradient(135deg, var(--teal), var(--accent));
    box-shadow: 0 14px 30px rgba(var(--accent-rgb), 0.33);
}

/* Animations */
@keyframes hero-rise {
    from {
        opacity: 0;
        transform: translateY(16px);
    }

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

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 1ms;
        animation-iteration-count: 1;
        transition-duration: 1ms;
        scroll-behavior: auto;
    }
}

/* Responsive */
@media (max-width: 992px) {
    .section-padding {
        padding: 5rem 0;
    }

    .hero-section {
        min-height: 660px;
        padding: 7.2rem 0 4.8rem;
    }

    .hero-content::before {
        inset: -1rem -0.85rem;
    }

    .hero-content {
        margin-top: 0.8rem;
    }

    .timeline::after {
        left: 28px;
        margin-left: 0;
    }

    .timeline-left,
    .timeline-right {
        float: none;
    }

    .timeline-content {
        width: 100%;
        padding: 1.2rem 1.1rem 1.05rem 3.8rem;
    }

    .timeline-content::before {
        left: 28px;
        transform: translateX(-50%);
    }

    .timeline-item {
        margin-bottom: 1.75rem;
    }

    .aboutme-zaid-box,
    .skills-zaid-box {
        min-height: unset;
    }
}

@media (min-width: 992px) {
    .hero-section .col-lg-8 {
        padding-left: clamp(1rem, 2vw, 2.1rem);
    }
}

@media (max-width: 991.98px) {
    #mainNav .navbar-collapse {
        margin-top: 0.45rem;
        padding: 0.5rem;
        border: 1px solid var(--line);
        border-radius: 0 0 0.9rem 0.9rem;
        background: rgba(255, 255, 255, 0.98);
        box-shadow: 0 14px 32px rgba(10, 20, 38, 0.12);
    }

    #mainNav .navbar-collapse .nav-link {
        color: #1b3250;
    }

    #mainNav .navbar-collapse .nav-link:hover,
    #mainNav .navbar-collapse .nav-link:focus-visible {
        color: var(--accent-strong);
        background: rgba(var(--accent-rgb), 0.12);
    }
}

@media (max-width: 768px) {
    #mainNav {
        padding: 0.66rem 0;
    }

    #mainNav {
        background: rgba(250, 252, 255, 0.95);
        border-bottom-color: rgba(20, 38, 63, 0.14);
    }

    #mainNav .container {
        min-height: 2.55rem;
    }

    #mainNav .navbar-brand {
        max-width: calc(100vw - 108px);
        font-size: 0.98rem;
        letter-spacing: 0.04em;
    }

    #mainNav .navbar-brand,
    #mainNav .nav-link {
        color: #1b3250;
    }

    #mainNav .nav-link:hover,
    #mainNav .nav-link:focus-visible {
        color: var(--accent-strong);
        background: rgba(var(--accent-rgb), 0.12);
    }

    #mainNav .navbar-toggler {
        border-color: var(--line);
    }

    #mainNav .navbar-toggler-icon {
        filter: none;
    }

    .hero-title {
        margin-top: 1rem;
    }

    .hero-section {
        min-height: 620px;
        padding: 6.9rem 0 4.4rem;
    }

    .hero-content::before {
        inset: -0.8rem -0.6rem;
    }

    .hero-cta .btn {
        width: 100%;
    }

    .aboutme-zaid-box {
        text-align: center;
    }

    .aboutme-zaid-box .btn {
        margin-left: auto;
        margin-right: auto;
    }

    .skills-zaid-list {
        justify-content: center;
    }

    .project-img,
    .certificate-img,
    .certificate-thumb {
        height: 208px;
    }

    .social-icon {
        width: calc(50% - 0.44rem);
        min-width: 122px;
        max-width: 185px;
    }

    #certificatesContainer.row.certificate-grid {
        --bs-gutter-x: 1rem;
        --bs-gutter-y: 1rem;
    }
}

@media (max-width: 576px) {
    .section-padding {
        padding: 4.2rem 0;
    }

    .hero-section {
        min-height: 580px;
        padding-top: 6.8rem;
    }

    #mainNav .navbar-brand {
        max-width: calc(100vw - 98px);
        font-size: 0.9rem;
    }

    #mainNav .navbar-collapse {
        max-height: calc(100vh - 90px);
        overflow-y: auto;
    }

    .timeline {
        padding-top: 0.2rem;
    }

    .timeline::after {
        left: 22px;
    }

    .timeline-content {
        padding: 1.05rem 0.95rem 0.95rem 3.05rem;
    }

    .timeline-content::before {
        left: 22px;
        width: 14px;
        height: 14px;
        border-width: 2.5px;
    }

    .timeline-date {
        font-size: 0.72rem;
    }

    .timeline-company {
        font-size: 0.92rem;
    }

    .profile-image-container {
        width: 176px;
        height: 176px;
        margin-bottom: 0.75rem;
    }

    .profile-image-container::after {
        inset: -24px;
    }

    .social-links {
        gap: 0.75rem;
    }

    .social-icon {
        width: calc(50% - 0.4rem);
        min-height: 96px;
        padding: 0.62rem 0.46rem;
    }

    .social-icon i {
        font-size: 1.9rem;
    }

    .social-name {
        font-size: 0.82rem;
    }

    .skills-zaid-item,
    .skill-with-img,
    .skill-tag {
        font-size: 0.82rem;
        padding: 0.42rem 0.74rem;
    }

    .skill-img,
    .skill-image,
    .skills-zaid-item img {
        width: 26px;
        height: 26px;
        max-width: 26px;
        max-height: 26px;
    }

    .project-img,
    .certificate-img,
    .certificate-thumb {
        height: 186px;
    }

    #certificatesContainer.row.certificate-grid {
        --bs-gutter-x: 0.84rem;
        --bs-gutter-y: 0.84rem;
    }
}