*{
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* Thin (100) */
@font-face {
    font-family: 'Gotham Narrow';
    src: url('../fonts/GothamNarrow-Thin.otf') format('opentype');
    font-weight: 100;
    font-style: normal;
    font-display: swap;
}

/* Light (300) */
@font-face {
    font-family: 'Gotham Narrow';
    src: url('../fonts/GothamNarrow-Light.otf') format('opentype');
    font-weight: 300;
    font-style: normal;
    font-display: swap;
}

/* Book / Regular (400) */
@font-face {
    font-family: 'Gotham Narrow';
    src: url('../fonts/GothamNarrow-Book.otf') format('opentype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

/* Bold (700) */
@font-face {
    font-family: 'Gotham Narrow';
    src: url('../fonts/GothamNarrow-Bold.otf') format('opentype');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

body {
    font-family: 'Gotham Narrow', sans-serif;
    font-weight: 400; /* Book dosyasını kullanır */
}

h1 {
    font-weight: 700; /* Bold dosyasını kullanır */
}

.ince-yazi {
    font-weight: 300; /* Light dosyasını kullanır */
}
.container {
    background-color: #0b0f19;
    width: 100%;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.hero {
    width: 100%;
    height: 55vh;
    overflow: hidden;
    position: relative;
    background-color: #000000;
    /* Neon glow behind the logo + subtle developer grid pattern */
    background-image: 
        radial-gradient(circle at center, rgba(19, 117, 255, 0.22) 0%, rgba(0, 0, 0, 0) 70%),
        linear-gradient(rgba(56, 189, 248, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(56, 189, 248, 0.02) 1px, transparent 1px);
    background-size: 100% 100%, 45px 45px, 45px 45px;
    background-position: center;
    display: flex;
    justify-content: center;
    align-items: center;
    border-bottom: 1px solid rgba(56, 189, 248, 0.1);
}

/* Subtle CRT Scanline overlay for a retro game developer console vibe */
.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        rgba(18, 16, 16, 0) 50%, 
        rgba(0, 0, 0, 0.2) 50%
    );
    background-size: 100% 4px;
    z-index: 5;
    pointer-events: none;
    opacity: 0.7;
}

.hero img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0;
    animation: slideUp 2.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    z-index: 2;
}

#snake-canvas {
    position: absolute;
    bottom: 25px;
    z-index: 3;
    pointer-events: none;
    border-radius: 6px;
    background: rgba(56, 189, 248, 0.015);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

@keyframes slideUp {
    0% {
        opacity: 0;
        transform: translateY(100%);
    }
    50% {
        opacity: 0.3;
    }
    100% {
        opacity: 0.95;
        transform: translateY(0);
    }
}

.text-area {
    width: 100%;
    padding: 80px 20px;
    background: linear-gradient(180deg, #000000 0%, #0b0f19 100%);
    color: #ffffff;
    text-align: center;
}

.text-area h1 {
    font-size: 2.2rem;
    margin-bottom: 20px;
    color: #ffffff;
}

.text-area p {
    font-size: 1.15rem;
    line-height: 1.8;
    max-width: 750px;
    margin: 0 auto;
    color: #e0f2fe;
}

.text-area strong {
    color: #ffffff;
    border-bottom: 2px solid #38bdf8;
    padding-bottom: 2px;
}

.social-media {
    padding: 30px 20px;
    background-color: #0b0f19;
    display: flex;
    justify-content: center;
}

.social-media ul {
    display: flex;
    list-style: none;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
    padding: 0;
    margin: 0;
}

.social-box {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 28px;
    background: #1e293b;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    text-decoration: none;
    color: #cbd5e1;
    font-weight: 600;
    font-size: 1.05rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.2), 0 2px 4px -1px rgba(0, 0, 0, 0.1);
}

.social-box svg {
    width: 22px;
    height: 22px;
    transition: transform 0.3s ease;
}

.social-box:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.social-box:hover svg {
    transform: scale(1.1);
}

.social-box.linkedin:hover {
    background-color: #0a66c2;
    color: #ffffff;
    border-color: #0a66c2;
}

.social-box.twitter:hover {
    background-color: #000000;
    color: #ffffff;
    border-color: #000000;
}

.social-box.instagram:hover {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    color: #ffffff;
    border-color: transparent;
}

.social-box.youtube:hover {
    background-color: #ff0000;
    color: #ffffff;
    border-color: #ff0000;
}

/* --- Language Switcher --- */
.lang-switcher {
    position: fixed;
    top: 20px;
    right: 20px;
    display: flex;
    align-items: center;
    gap: 4px;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 4px;
    border-radius: 30px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

.lang-switcher button {
    background: transparent;
    border: none;
    padding: 6px 16px;
    font-size: 0.85rem;
    font-weight: 700;
    color: #94a3b8;
    cursor: pointer;
    border-radius: 20px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.lang-switcher button:hover {
    color: #f1f5f9;
}

.lang-switcher button.active {
    background: #1375ff;
    color: #ffffff;
    box-shadow: 0 2px 8px rgba(19, 117, 255, 0.3);
}

/* Header Buttons, Badges, and Dividers styling */
.lang-switcher .login-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    background: transparent;
    color: #38bdf8;
    border: 1px solid rgba(56, 189, 248, 0.3);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
}

.lang-switcher .login-btn:hover {
    background: rgba(56, 189, 248, 0.1);
    border-color: #38bdf8;
    color: #38bdf8;
}

.lang-switcher .login-btn svg {
    color: #38bdf8;
}

.lang-switcher .login-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(34, 197, 94, 0.12);
    color: #22c55e;
    border: 1px solid rgba(34, 197, 94, 0.25);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    pointer-events: none;
}

.lang-switcher .login-badge svg {
    color: #22c55e;
}

/* Msg Button & Divider styling */
.lang-switcher .msg-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(90deg, #1375ff 0%, #38bdf8 100%);
    color: #ffffff !important;
    color: #ffffff;
    border: none;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 10px rgba(19, 117, 255, 0.2);
}

.lang-switcher .msg-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 15px rgba(19, 117, 255, 0.35);
    color: #ffffff;
}

.lang-switcher .msg-btn svg {
    color: #ffffff;
}

.switcher-divider {
    width: 1px;
    height: 18px;
    background: rgba(255, 255, 255, 0.15);
    margin: 0 4px;
}

/* Language Visibility Rules */
body.lang-tr .lang-en {
    display: none !important;
}

body.lang-tr .lang-tr {
    display: block !important;
}

body.lang-en .lang-tr {
    display: none !important;
}

body.lang-en .lang-en {
    display: block !important;
}

/* --- Skills & Tools Section --- */
.skills-section {
    width: 100%;
    padding: 60px 20px;
    background-color: #0b0f19;
    display: flex;
    justify-content: center;
}

.skills-container {
    max-width: 960px;
    width: 100%;
    display: flex;
    gap: 40px;
    align-items: center;
}

/* Left side: Character Slot */
.character-slot {
    flex: 1.2;
    display: flex;
    justify-content: center;
}

.character-frame {
    width: 100%;
    max-width: 320px;
    height: 350px;
    background: #131b2e;
    border: 2px dashed rgba(56, 189, 248, 0.3);
    border-radius: 16px;
    padding: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.5);
}

.character-frame:hover {
    border-color: #38bdf8;
    box-shadow: 0 0 15px rgba(56, 189, 248, 0.2), inset 0 2px 8px rgba(0, 0, 0, 0.5);
}

.char-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    color: #64748b;
    text-align: center;
    padding: 20px;
}

.char-icon {
    color: #38bdf8;
    opacity: 0.7;
    animation: pulse 2s infinite ease-in-out;
}

@keyframes pulse {
    0%, 100% {
        transform: translateY(0);
        opacity: 0.6;
    }
    50% {
        transform: translateY(-8px);
        opacity: 0.9;
    }
}

.char-placeholder p {
    font-size: 0.95rem;
    font-weight: 500;
}

/* Right side: Skills List */
.skills-list {
    flex: 1.8;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.skills-list h2 {
    color: #ffffff;
    font-size: 1.8rem;
    margin-bottom: 10px;
    position: relative;
    padding-bottom: 10px;
}

.skills-list h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: #38bdf8;
    border-radius: 2px;
}

.skill-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.skill-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.skill-name {
    color: #cbd5e1;
    font-weight: 600;
    font-size: 1.1rem;
}

.skill-level {
    color: #38bdf8;
    font-weight: 700;
    font-size: 1rem;
    background: rgba(56, 189, 248, 0.1);
    padding: 2px 10px;
    border-radius: 20px;
    border: 1px solid rgba(56, 189, 248, 0.2);
}

.xp-bar-container {
    width: 100%;
    height: 10px;
    background: #1e293b;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.xp-bar {
    height: 100%;
    border-radius: 10px;
    background: linear-gradient(90deg, #1375ff 0%, #38bdf8 100%);
    box-shadow: 0 0 8px rgba(56, 189, 248, 0.4);
}



/* --- Project Section --- */
.project-section {
    width: 100%;
    padding: 80px 20px;
    background-color: #090d16;
    display: flex;
    flex-direction: column;
    align-items: center;
    border-top: 1px solid rgba(255, 255, 255, 0.03);
}

.project-section-header {
    max-width: 1100px;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.project-title-wrapper {
    margin-bottom: 0;
}

.project-title-wrapper h2 {
    color: #ffffff;
    font-size: 2.3rem;
    position: relative;
    padding-bottom: 10px;
}

.project-title-wrapper h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: #38bdf8;
    border-radius: 2px;
}

/* Project Carousel Nav Buttons */
.project-carousel-nav {
    display: flex;
    gap: 12px;
}

.project-nav-btn {
    background: #1e293b;
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: #ffffff;
    font-size: 1.1rem;
    width: 44px;
    height: 44px;
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.project-nav-btn:hover {
    background: #1375ff;
    border-color: #1375ff;
    box-shadow: 0 0 12px rgba(19, 117, 255, 0.5);
    transform: translateY(-2px);
}

.project-nav-btn:active {
    transform: translateY(0);
}

/* Outer Carousel Slider Track */
.project-carousel-wrapper {
    max-width: 1100px;
    width: 100%;
    overflow: hidden;
    position: relative;
}

.project-carousel-track {
    display: flex;
    width: 300%; /* For 3 projects */
    transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-slide {
    width: 33.3333%;
    flex-shrink: 0;
}

.project-container {
    width: 100%;
    display: flex;
    gap: 40px;
    align-items: stretch;
}

/* Left: Screenshots Slider inside Project Slide */
.project-left {
    flex: 1.2;
    display: flex;
    align-items: center;
}

.slider-wrapper {
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
}

.slides-container {
    width: 100%;
    aspect-ratio: 16/9;
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    background: #131b2e;
}

.project-slides-track {
    display: flex;
    width: 100%;
    height: 100%;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.slide {
    width: 100%;
    height: 100%;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

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

.screenshot-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    color: #64748b;
    font-size: 0.95rem;
    font-weight: 600;
}

.screenshot-placeholder svg {
    color: #38bdf8;
    opacity: 0.6;
    animation: bounce 2s infinite ease-in-out;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

/* Right: Description Text & Button */
.project-right {
    flex: 1.8;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 20px;
}

.project-right h3 {
    color: #ffffff;
    font-size: 1.85rem;
    margin-bottom: 5px;
    border-left: 4px solid #38bdf8;
    padding-left: 12px;
}

.project-right p {
    color: #94a3b8;
    font-size: 1.2rem;
    line-height: 1.8;
}

.project-right strong {
    color: #ffffff;
}

/* Download Button inside Right Content */
.project-download-wrapper {
    display: flex;
    justify-content: flex-start;
    margin-top: 10px;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 18px 48px;
    background: linear-gradient(90deg, #1375ff 0%, #38bdf8 100%);
    color: #ffffff;
    font-size: 1.2rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 30px;
    box-shadow: 0 4px 20px rgba(19, 117, 255, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.download-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(19, 117, 255, 0.5);
}

.download-btn:active {
    transform: translateY(-1px);
}

/* Project Carousel Dots */
.project-dots {
    display: flex;
    gap: 8px;
    justify-content: center;
    margin-top: 40px;
}

.p-dot {
    width: 8px;
    height: 8px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
}

.p-dot.active {
    background: #38bdf8;
    width: 20px;
    border-radius: 4px;
    box-shadow: 0 0 8px rgba(56, 189, 248, 0.5);
}

/* ==========================================================================
   Responsive Media Queries (Tablets, Mobiles, and Small Screens)
   ========================================================================== */

/* 1. Tablet View (max-width: 1024px) */
@media (max-width: 1024px) {
    .skills-container {
        max-width: 100%;
        padding: 0 20px;
        gap: 30px;
    }
    
    .project-section-header, 
    .project-carousel-wrapper {
        max-width: 100%;
        padding: 0 20px;
    }
    
    .project-container {
        gap: 30px;
    }
}

/* 2. Mobile Landscape & Small Tablets (max-width: 768px) */
@media (max-width: 768px) {
    .hero {
        height: 35vh;
    }

    /* Skills Area Stacking */
    .skills-container {
        flex-direction: column;
        gap: 40px;
    }
    
    .character-slot, 
    .skills-list {
        width: 100%;
        flex: none;
    }
    
    .character-frame {
        max-width: 100%;
        height: 320px;
        margin: 0 auto;
    }

    /* Projects Carousel Area Stacking */
    .project-section-header {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .project-container {
        flex-direction: column;
        gap: 30px;
    }

    .project-left, 
    .project-right {
        width: 100%;
        flex: none;
    }
    
    .slider-wrapper {
        max-width: 100%;
    }
    
    .project-right {
        text-align: center;
        align-items: center;
    }
    
    .project-right h3 {
        border-left: none;
        border-bottom: 3px solid #38bdf8;
        padding-left: 0;
        padding-bottom: 8px;
        display: inline-block;
    }

    .project-download-wrapper {
        justify-content: center;
        width: 100%;
    }

    .download-btn {
        width: 100%;
        max-width: 320px;
        justify-content: center;
    }
}

/* 3. Portrait Mobile View (max-width: 480px) */
@media (max-width: 480px) {
    /* Language Switcher */
    .lang-switcher {
        top: 12px;
        right: 12px;
    }
    
    .lang-switcher button {
        padding: 5px 12px;
        font-size: 0.8rem;
    }

    .lang-switcher .msg-btn,
    .lang-switcher .login-btn,
    .lang-switcher .login-badge {
        padding: 6px 10px;
    }

    .lang-switcher .msg-btn span,
    .lang-switcher .login-btn span,
    .lang-switcher .login-badge span {
        display: none !important;
    }

    /* Hero section */
    .hero {
        height: 28vh;
    }

    #snake-canvas {
        transform: scale(0.75);
        bottom: 8px;
    }

    /* Social Media */
    .social-media {
        padding: 20px 10px;
    }
    
    .social-media ul {
        gap: 10px;
    }

    .social-box {
        padding: 10px 18px;
        font-size: 0.9rem;
        border-radius: 10px;
        gap: 8px;
    }

    .social-box svg {
        width: 18px;
        height: 18px;
    }

    /* Bio Text area */
    .text-area {
        padding: 60px 16px;
    }

    .text-area h1 {
        font-size: 1.8rem;
    }

    .text-area p {
        font-size: 1.05rem;
        line-height: 1.7;
    }

    /* Skills section */
    .skills-section {
        padding: 50px 16px;
    }
    
    .skills-list h2 {
        font-size: 1.6rem;
        text-align: center;
    }

    .skills-list h2::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .skill-name, 
    .skill-level {
        font-size: 0.95rem;
    }

    /* Project section */
    .project-section {
        padding: 60px 16px;
    }

    .project-title-wrapper h2 {
        font-size: 1.8rem;
    }

    .project-title-wrapper h2::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .project-right h3 {
        font-size: 1.5rem;
    }

    .project-right p {
        font-size: 1.05rem;
        line-height: 1.7;
    }
}

/* --- Scroll Reveal Animations --- */
.reveal {
    opacity: 0;
    transform: translateY(35px);
    transition: opacity 2.0s cubic-bezier(0.16, 1, 0.3, 1), transform 2.0s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* --- Footer & Visitor Counter CSS --- */
.footer {
    width: 100%;
    padding: 40px 20px;
    background-color: #05070c;
    border-top: 1px solid rgba(255, 255, 255, 0.03);
    text-align: center;
    color: #475569;
    font-size: 0.9rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.visitor-counter {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(30, 41, 59, 0.4);
    padding: 8px 16px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    color: #94a3b8;
    font-size: 0.85rem;
    font-weight: 500;
}

.visitor-counter svg {
    color: #38bdf8;
}

.visitor-counter strong {
    color: #38bdf8;
}

/* --- Login Popup CSS --- */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(5, 7, 12, 0.85);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    transition: opacity 0.4s ease, visibility 0.4s ease;
    opacity: 1;
    visibility: visible;
}

.popup-overlay.hide {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.popup-card {
    background: #131b2e;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    padding: 40px;
    width: 90%;
    max-width: 400px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
    text-align: center;
    animation: popupScaleUp 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes popupScaleUp {
    from {
        transform: scale(0.9) translateY(20px);
        opacity: 0;
    }
    to {
        transform: scale(1) translateY(0);
        opacity: 1;
    }
}

.popup-card h2 {
    color: #ffffff;
    font-size: 1.8rem;
    margin-bottom: 8px;
}

.popup-card p {
    color: #94a3b8;
    font-size: 0.95rem;
    margin-bottom: 24px;
}

.popup-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.popup-input-group {
    display: flex;
    flex-direction: column;
    text-align: left;
    gap: 6px;
}

.popup-input-group label {
    color: #cbd5e1;
    font-size: 0.85rem;
    font-weight: 600;
}

.popup-input {
    background: #0f172a;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 14px;
    color: #ffffff;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.popup-input:focus {
    outline: none;
    border-color: #1375ff;
    box-shadow: 0 0 0 3px rgba(19, 117, 255, 0.15);
}

select.popup-input {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2394a3b8'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    background-size: 16px;
    padding-right: 40px;
}

.popup-submit-btn {
    background: linear-gradient(90deg, #1375ff 0%, #38bdf8 100%);
    color: #ffffff;
    border: none;
    border-radius: 12px;
    padding: 14px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(19, 117, 255, 0.25);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    margin-top: 8px;
}

.popup-submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(19, 117, 255, 0.4);
}

.popup-skip-link {
    display: inline-block;
    color: #64748b;
    font-size: 0.9rem;
    text-decoration: underline;
    margin-top: 20px;
    transition: color 0.3s ease;
    cursor: pointer;
}

.popup-skip-link:hover {
    color: #94a3b8;
}