/*
Theme Name: Siyanko Wordpress Theme
Text Domain: https://www.siyanko.com/
Version: 2.0
Requires at least: 6.1
Tested up to: 6.6
Requires PHP: 7.4
Description: Minimal black & white portfolio theme with Bootstrap 5 and Inter.
Author: Ivan Siyanko
Author URI: https://siyanko.com/
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
*/

/* ==========================================================================
   1. CSS CUSTOM PROPERTIES
   ========================================================================== */

:root {
    --color-white: #ffffff;
    --color-black: #0a0a0a;
    --color-grey-50: #fafafa;
    --color-grey-100: #f5f5f5;
    --color-grey-200: #e5e5e5;
    --color-grey-300: #d4d4d4;
    --color-grey-400: #a3a3a3;
    --color-grey-500: #737373;
    --color-grey-600: #525252;
    --color-grey-700: #404040;
    --color-grey-800: #262626;
    --color-grey-900: #171717;

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --header-height: 64px;
    --section-spacing: 80px;
    --section-spacing-sm: 48px;
    --radius: 8px;
    --radius-lg: 12px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   2. RESET & BASE
   ========================================================================== */

*, *::before, *::after {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-sans);
    font-weight: 400;
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-black);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    letter-spacing: -0.01em;
}

a {
    text-decoration: none;
    color: var(--color-black);
    transition: opacity var(--transition);
}
a:hover {
    opacity: 0.7;
}

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

hr {
    border: none;
    border-top: 1px solid var(--color-grey-200);
    margin: 32px 0;
}

::selection {
    background-color: var(--color-black);
    color: var(--color-white);
}

/* ==========================================================================
   3. TYPOGRAPHY
   ========================================================================== */

.h1, .h2, .h3, .h4, .h5 {
    font-family: var(--font-sans);
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.03em;
    color: var(--color-black);
    margin: 0;
}

.h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); }
.h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
.h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
.h4 { font-size: 1.25rem; }
.h5 { font-size: 1rem; }

.h6 {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    line-height: 1.4;
    color: var(--color-grey-500);
    display: block;
}

.text-lead {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--color-grey-700);
}

.text-body {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-grey-600);
}

.text-small {
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--color-grey-500);
}

.text-xs {
    font-size: 0.75rem;
    color: var(--color-grey-400);
}

/* ==========================================================================
   4. HEADER & NAVIGATION
   ========================================================================== */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-grey-200);
    height: var(--header-height);
    display: flex;
    align-items: center;
    transition: background-color var(--transition), border-color var(--transition);
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.site-logo {
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 1.125rem;
    letter-spacing: -0.02em;
    color: var(--color-black);
    transition: opacity var(--transition);
}
.site-logo:hover {
    color: var(--color-black);
    opacity: 0.7;
}

/* Desktop navigation */
.nav-desktop {
    display: none;
    align-items: center;
    gap: 32px;
}
.nav-desktop a {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-grey-600);
    transition: color var(--transition);
    letter-spacing: -0.01em;
}
.nav-desktop a:hover {
    color: var(--color-black);
    opacity: 1;
}

@media (min-width: 992px) {
    .nav-desktop {
        display: flex;
    }
    .nav-hamburger {
        display: none !important;
    }
}

/* Hamburger button */
.nav-hamburger {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    position: relative;
}

.nav-hamburger span {
    display: block;
    width: 20px;
    height: 2px;
    background-color: var(--color-black);
    position: absolute;
    transition: all var(--transition);
}
.nav-hamburger span:nth-child(1) { transform: translateY(-6px); }
.nav-hamburger span:nth-child(2) { transform: translateY(0); }
.nav-hamburger span:nth-child(3) { transform: translateY(6px); }

.nav-hamburger.open span:nth-child(1) {
    transform: translateY(0) rotate(45deg);
}
.nav-hamburger.open span:nth-child(2) {
    opacity: 0;
}
.nav-hamburger.open span:nth-child(3) {
    transform: translateY(0) rotate(-45deg);
}

/* Mobile overlay menu */
.nav-overlay {
    position: fixed;
    inset: 0;
    z-index: 999;
    background-color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
    padding-top: var(--header-height);
}
.nav-overlay.open {
    opacity: 1;
    visibility: visible;
}

.nav-overlay a {
    display: block;
    font-size: clamp(1.75rem, 5vw, 2.5rem);
    font-weight: 600;
    letter-spacing: -0.03em;
    color: var(--color-black);
    padding: 12px 0;
    transition: opacity var(--transition);
}
.nav-overlay a:hover {
    opacity: 0.5;
}

/* Header spacer */
.header-spacer {
    height: var(--header-height);
}

/* ==========================================================================
   5. SECTIONS & LAYOUT
   ========================================================================== */

.section {
    padding: var(--section-spacing-sm) 0;
}

@media (min-width: 768px) {
    .section {
        padding: var(--section-spacing) 0;
    }
}

.section-white { background-color: var(--color-white); }
.section-light { background-color: var(--color-grey-50); }
.section-dark  { background-color: var(--color-black); color: var(--color-white); }

/* ==========================================================================
   6. BUTTONS
   ========================================================================== */

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: -0.01em;
    color: var(--color-white);
    background-color: var(--color-black);
    border: 1px solid var(--color-black);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all var(--transition);
}
.btn-primary:hover {
    background-color: var(--color-grey-800);
    border-color: var(--color-grey-800);
    color: var(--color-white);
    opacity: 1;
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: -0.01em;
    color: var(--color-black);
    background-color: transparent;
    border: 1px solid var(--color-grey-300);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all var(--transition);
}
.btn-outline:hover {
    border-color: var(--color-black);
    color: var(--color-black);
    opacity: 1;
}

.btn-link {
    display: inline-flex;
    align-items: center;
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-grey-500);
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    transition: color var(--transition);
    text-decoration: none;
}
.btn-link:hover {
    color: var(--color-black);
    opacity: 1;
}

.btn-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
}

/* ==========================================================================
   7. CARDS & PORTFOLIO GRID
   ========================================================================== */

.portfolio-card {
    position: relative;
    display: block;
    overflow: hidden;
    border-radius: var(--radius-lg);
    background-color: var(--color-grey-100);
    aspect-ratio: 1 / 1;
    margin-bottom: 24px;
}

.portfolio-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.portfolio-card .card-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10, 10, 10, 0);
    display: flex;
    align-items: flex-end;
    padding: 24px;
    transition: background var(--transition);
}

.portfolio-card .card-title {
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-white);
    opacity: 0;
    transform: translateY(8px);
    transition: all var(--transition);
}

.portfolio-card:hover img {
    transform: scale(1.03);
}
.portfolio-card:hover .card-overlay {
    background: rgba(10, 10, 10, 0.55);
}
.portfolio-card:hover .card-title {
    opacity: 1;
    transform: translateY(0);
}

.portfolio-card .card-badges {
    position: absolute;
    top: 12px;
    left: 12px;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    z-index: 2;
}

.badge-tag {
    display: inline-block;
    padding: 4px 10px;
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    color: var(--color-white);
    background: rgba(10, 10, 10, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: 100px;
}

/* ==========================================================================
   8. BRAND LOGOS / CLIENTS
   ========================================================================== */

.clients-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    align-items: center;
    justify-items: center;
}

@media (min-width: 576px) {
    .clients-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}
@media (min-width: 768px) {
    .clients-grid {
        grid-template-columns: repeat(6, 1fr);
    }
}
@media (min-width: 1200px) {
    .clients-grid {
        grid-template-columns: repeat(12, 1fr);
    }
}

.clients-grid img {
    width: 100%;
    max-width: 64px;
    opacity: 0.35;
    transition: opacity var(--transition);
    filter: grayscale(100%);
}
.clients-grid img:hover {
    opacity: 0.7;
}

/* ==========================================================================
   9. PAPER / CARD CONTAINERS
   ========================================================================== */

.paper {
    background-color: var(--color-white);
    border: 1px solid var(--color-grey-200);
    border-radius: var(--radius-lg);
    padding: 24px;
}

@media (min-width: 768px) {
    .paper {
        padding: 48px;
    }
}

/* ==========================================================================
   10. SKILLS PAGE — Card UI
   ========================================================================== */

/* ── Sticky Toolbar ── */
.skills-toolbar {
    position: sticky;
    top: var(--header-height);
    z-index: 50;
    background-color: var(--color-grey-50);
    padding: 16px 0;
    border-bottom: 1px solid var(--color-grey-200);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.skills-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.skill-filter-btn {
    padding: 6px 16px;
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-grey-500);
    background: none;
    border: 1px solid transparent;
    border-radius: 100px;
    cursor: pointer;
    transition: all var(--transition);
    letter-spacing: -0.01em;
}
.skill-filter-btn:hover { color: var(--color-black); }
.skill-filter-btn.active {
    color: var(--color-black);
    border-color: var(--color-grey-300);
    background-color: var(--color-white);
}

.skills-controls {
    display: flex;
    align-items: center;
    gap: 10px;
}

.skill-search {
    padding: 7px 14px;
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    border: 1px solid var(--color-grey-200);
    border-radius: var(--radius);
    outline: none;
    width: 170px;
    color: var(--color-black);
    background-color: var(--color-white);
    transition: border-color var(--transition);
}
.skill-search:focus {
    border-color: var(--color-black);
}
.skill-search::placeholder {
    color: var(--color-grey-400);
}

.view-toggle {
    display: flex;
    border: 1px solid var(--color-grey-200);
    border-radius: var(--radius);
    overflow: hidden;
}
.view-btn {
    padding: 6px 12px;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 500;
    border: none;
    cursor: pointer;
    background-color: var(--color-white);
    color: var(--color-grey-500);
    transition: all var(--transition);
}
.view-btn + .view-btn {
    border-left: 1px solid var(--color-grey-200);
}
.view-btn.active {
    background-color: var(--color-black);
    color: var(--color-white);
}

.skills-count {
    font-size: 0.75rem;
    color: var(--color-grey-400);
    margin-bottom: 24px;
    padding-top: 8px;
}

/* ── Skill Groups ── */
.skill-group {
    margin-bottom: 40px;
}
.skill-group-label {
    font-family: var(--font-sans);
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-grey-400);
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--color-grey-200);
}

/* ── Skill Grid (Cards view) ── */
.skill-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 12px;
}

@media (min-width: 768px) {
    .skill-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    }
}

/* ── Individual Skill Card ── */
.skill-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-grey-200);
    border-radius: var(--radius-lg);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-height: 140px;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: default;
}
.skill-card:hover {
    background-color: var(--color-grey-50);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.skill-card-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.skill-card-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background-color: var(--color-black);
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.6875rem;
    font-weight: 600;
    flex-shrink: 0;
}

.skill-card-icon-img {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    flex-shrink: 0;
    display: inline-block;
}

.skill-card-years {
    font-size: 0.6875rem;
    font-weight: 500;
    color: var(--color-grey-400);
}

.skill-card-body {
    flex: 1;
}
.skill-card-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-black);
    letter-spacing: -0.01em;
    margin-bottom: 2px;
}
.skill-card-desc {
    font-size: 0.8rem;
    line-height: 1.45;
    color: var(--color-grey-500);
}

.skill-card-footer {
    margin-top: auto;
}

/* ── Proficiency Dots ── */
.skill-dots {
    display: flex;
    gap: 3px;
}
.skill-dots .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-grey-200);
    transition: background-color var(--transition);
}
.skill-dots .dot.filled {
    background-color: var(--color-black);
}

/* ── List View ── */
.skill-grid.list-view {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.skill-grid.list-view .skill-card {
    flex-direction: row;
    align-items: center;
    gap: 16px;
    min-height: auto;
    padding: 14px 16px;
    border-radius: 0;
    border: none;
    border-bottom: 1px solid var(--color-grey-100);
}
.skill-grid.list-view .skill-card:first-child {
    border-top: 1px solid var(--color-grey-100);
}
.skill-grid.list-view .skill-card:hover {
    transform: none;
    box-shadow: none;
    background-color: var(--color-grey-50);
}

.skill-grid.list-view .skill-card-top {
    flex-shrink: 0;
    gap: 0;
}
.skill-grid.list-view .skill-card-years {
    display: none;
}
.skill-grid.list-view .skill-card-body {
    flex: 1;
    min-width: 0;
}
.skill-grid.list-view .skill-card-desc {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.skill-grid.list-view .skill-card-footer {
    flex-shrink: 0;
    margin-top: 0;
}

/* Mobile defaults for skills controls */
.skills-controls {
    width: 100%;
}
.skill-search {
    flex: 1;
    width: auto;
}
.view-toggle {
    display: none;
}
.skill-grid.list-view .skill-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
}
.skill-grid.list-view .skill-card-desc {
    white-space: normal;
}
@media (min-width: 768px) {
    .skills-controls {
        width: auto;
    }
    .skill-search {
        flex: none;
        width: 170px;
    }
    .view-toggle {
        display: flex;
    }
    .skill-grid.list-view .skill-card {
        flex-direction: row;
        align-items: center;
        gap: 16px;
    }
    .skill-grid.list-view .skill-card-desc {
        white-space: nowrap;
    }
}

/* ==========================================================================
   11. PORTFOLIO FILTERS
   ========================================================================== */

.grid {
    position: relative;
}
.portfolio-item {
    margin-bottom: 0;
}

.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 32px;
}

.filter-bar .filter-btn {
    padding: 6px 16px;
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-grey-500);
    background: none;
    border: 1px solid transparent;
    border-radius: 100px;
    cursor: pointer;
    transition: all var(--transition);
    letter-spacing: -0.01em;
}

.filter-bar .filter-btn:hover {
    color: var(--color-black);
}

.filter-bar .filter-btn.active {
    color: var(--color-black);
    border-color: var(--color-grey-300);
    background-color: var(--color-grey-50);
}

/* ==========================================================================
   12. FORMS (Contact Form 7 overrides)
   ========================================================================== */

.wpcf7 input[type="text"],
.wpcf7 input[type="email"],
.wpcf7 textarea {
    width: 100%;
    padding: 12px 16px;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    color: var(--color-black);
    background-color: var(--color-white);
    border: 1px solid var(--color-grey-300);
    border-radius: var(--radius);
    transition: border-color var(--transition);
    outline: none;
}

.wpcf7 input[type="text"]:focus,
.wpcf7 input[type="email"]:focus,
.wpcf7 textarea:focus {
    border-color: var(--color-black);
}

.wpcf7-submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-white);
    background-color: var(--color-black);
    border: 1px solid var(--color-black);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all var(--transition);
}
.wpcf7-submit:hover {
    background-color: var(--color-grey-800);
}

/* ==========================================================================
   13. FOOTER
   ========================================================================== */

.site-footer {
    background-color: var(--color-black);
    color: var(--color-grey-400);
    padding: 64px 0 32px;
}

.site-footer a {
    color: var(--color-grey-400);
    font-size: 0.875rem;
    transition: color var(--transition);
}
.site-footer a:hover {
    color: var(--color-white);
    opacity: 1;
}

.footer-logo {
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 1.125rem;
    color: var(--color-white);
    letter-spacing: -0.02em;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-divider {
    border: none;
    border-top: 1px solid var(--color-grey-800);
    margin: 40px 0 24px;
}

/* ==========================================================================
   14. SWIPER OVERRIDES
   ========================================================================== */

.swiper .swiper-slide img {
    border-radius: var(--radius);
}

/* ==========================================================================
   15. ICON SIZE UTILITIES
   ========================================================================== */

.icon {
    width: 32px;
    height: 32px;
}
.icon-sm {
    width: 24px;
    height: 24px;
}

/* ==========================================================================
   16. IFRAME
   ========================================================================== */

iframe {
    border-radius: var(--radius) !important;
}

.ratio-9x16 {
    position: relative;
    width: 100%;
    padding-top: 177.78%;
}
.ratio-9x16 iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* ==========================================================================
   17. iPHONE MOCKUP
   ========================================================================== */

.iphone-wrapper {
    position: relative;
    width: 100%;
    margin: auto;
}
.iphone-frame {
    width: 100%;
    display: block;
}
.iphone-screen {
    position: absolute;
    top: 7.6%;
    left: 2.75%;
    width: 95%;
    height: 82.5%;
    overflow: hidden;
    border-radius: 0;
}
.iphone-screen iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* ==========================================================================
   18. SALARY CALCULATOR (redesigned)
   ========================================================================== */

.salary-result {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 600;
    letter-spacing: -0.03em;
    color: var(--color-black);
    line-height: 1.1;
}

.salary-calc-label {
    font-family: var(--font-sans);
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-grey-400);
    margin-bottom: 10px;
}

.salary-options {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
}
@media (min-width: 480px) {
    .salary-options {
        grid-template-columns: repeat(3, 1fr);
    }
}

.salary-option {
    display: block;
    cursor: pointer;
    margin: 0;
}
.salary-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}
.salary-option-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 14px 8px;
    border: 1px solid var(--color-grey-200);
    border-radius: var(--radius);
    transition: all var(--transition);
    text-align: center;
}
.salary-option input:checked + .salary-option-box {
    border-color: var(--color-black);
    background-color: var(--color-grey-50);
}
.salary-option:hover .salary-option-box {
    border-color: var(--color-grey-400);
}
.salary-option-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-black);
    letter-spacing: -0.01em;
}
.salary-option-sub {
    font-size: 0.75rem;
    color: var(--color-grey-400);
    margin-top: 2px;
}

/* ==========================================================================
   18b. HERO PHOTO
   ========================================================================== */

.hero-photo {
    border-radius: var(--radius-lg);
    overflow: hidden;
}
.hero-photo img {
    border-radius: var(--radius-lg);
}

/* ==========================================================================
   18c. SERVICE CARDS (Home page)
   ========================================================================== */

.service-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-grey-200);
    border-radius: var(--radius-lg);
    padding: 20px;
    text-align: center;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: default;
}
.service-card:hover {
    background-color: var(--color-grey-50);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}
.service-card-number {
    font-size: 0.6875rem;
    font-weight: 600;
    color: var(--color-grey-400);
    letter-spacing: 0.04em;
    margin-bottom: 8px;
}
.service-card-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-black);
    letter-spacing: -0.01em;
}

/* ==========================================================================
   18d. CONTACT PAGE
   ========================================================================== */

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.contact-method {
    padding-bottom: 20px;
    border-bottom: 1px solid var(--color-grey-200);
}
.contact-method:last-child {
    border-bottom: none;
    padding-bottom: 0;
}
.contact-method-label {
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-grey-400);
    margin-bottom: 4px;
}
.contact-method-value {
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-black);
    text-decoration: none;
    transition: opacity var(--transition);
}
a.contact-method-value:hover {
    opacity: 0.6;
}

/* ==========================================================================
   18e. RESUME PAGE
   ========================================================================== */

.resume-lock-icon {
    display: flex;
    justify-content: center;
}
.resume-password-group {
    display: flex;
    gap: 0;
}
.resume-password-input {
    flex: 1;
    padding: 12px 16px;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    border: 1px solid var(--color-grey-300);
    border-right: none;
    border-radius: var(--radius) 0 0 var(--radius);
    outline: none;
    color: var(--color-black);
    transition: border-color var(--transition);
}
.resume-password-input:focus {
    border-color: var(--color-black);
}
.resume-password-input::placeholder {
    color: var(--color-grey-400);
}
.resume-password-btn {
    border-radius: 0 var(--radius) var(--radius) 0;
    white-space: nowrap;
}

/* ==========================================================================
   18f. PROJECT PAGE — Tool Chips & Content
   ========================================================================== */

.project-tools {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
}
.project-tool-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background-color: var(--color-grey-50);
    border: 1px solid var(--color-grey-200);
    border-radius: 100px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-grey-600);
    transition: all var(--transition);
}
.project-tool-chip:hover {
    border-color: var(--color-grey-400);
    background-color: var(--color-white);
}
.project-tool-icon {
    width: 20px;
    height: 20px;
    border-radius: 4px;
}

.swiper-wrapper {
/*    overflow: hidden;*/
}

/* ==========================================================================
   18g. PORTFOLIO TOOLBAR (sticky, matches skills toolbar)
   ========================================================================== */

.portfolio-toolbar {
    position: sticky;
    top: var(--header-height);
    z-index: 50;
    background-color: var(--color-white);
    padding: 16px 0;
    border-bottom: 1px solid var(--color-grey-200);
    margin-bottom: 8px;
}

/* ==========================================================================
   19. UTILITY CLASSES
   ========================================================================== */

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

.text-white { color: var(--color-white); }
.text-black { color: var(--color-black); }
.text-grey { color: var(--color-grey-500); }

.mb-0  { margin-bottom: 0 !important; }
.mb-8  { margin-bottom: 8px !important; }
.mb-16 { margin-bottom: 16px !important; }
.mb-24 { margin-bottom: 24px !important; }
.mb-32 { margin-bottom: 32px !important; }
.mb-48 { margin-bottom: 48px !important; }
.mb-64 { margin-bottom: 64px !important; }
.mb-80 { margin-bottom: 80px !important; }

.mt-0  { margin-top: 0 !important; }
.mt-8  { margin-top: 8px !important; }
.mt-16 { margin-top: 16px !important; }
.mt-24 { margin-top: 24px !important; }
.mt-32 { margin-top: 32px !important; }
.mt-48 { margin-top: 48px !important; }
.mt-64 { margin-top: 64px !important; }
.mt-80 { margin-top: 80px !important; }

.pt-0  { padding-top: 0 !important; }
.pb-0  { padding-bottom: 0 !important; }

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

/* Legacy compat aliases */
.mb-15 { margin-bottom: 16px !important; }
.mb-25 { margin-bottom: 24px !important; }
.mb-50 { margin-bottom: 48px !important; }
.mb-75 { margin-bottom: 64px !important; }
.mb-100 { margin-bottom: 80px !important; }
.mt-15 { margin-top: 16px !important; }
.mt-25 { margin-top: 24px !important; }
.mt-50 { margin-top: 48px !important; }
.mt-75 { margin-top: 64px !important; }
.mt-100 { margin-top: 80px !important; }
.pt-15 { padding-top: 16px !important; }
.pt-25 { padding-top: 24px !important; }
.pt-50 { padding-top: 48px !important; }
.pt-100 { padding-top: 80px !important; }
.pb-15 { padding-bottom: 16px !important; }
.pb-25 { padding-bottom: 24px !important; }
.pb-50 { padding-bottom: 48px !important; }
.pb-100 { padding-bottom: 80px !important; }

.br-10 { border-radius: var(--radius); }
.text-big { font-size: 1.125rem; line-height: 1.7; color: var(--color-grey-700); }
.text-medium { font-size: 1rem; }

/* ==========================================================================
   20. SMOOTH PAGE TRANSITIONS
   ========================================================================== */

@media (prefers-reduced-motion: no-preference) {
    .fade-in {
        animation: fadeInUp 0.6s ease forwards;
    }
    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(16px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
}