/* =========================================================
   SMOOTH SCROLL

   Khi click vào link dạng #section-id,
   website sẽ cuộn mượt đến section đó
   thay vì nhảy xuống ngay lập tức.
   ========================================================= */

html {
    scroll-behavior: smooth;
}
/* =========================================================
   GLOBAL
   ========================================================= */

.tsf-cf-container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding-left: 30px;
    padding-right: 30px;
}

.tsf-cf-eyebrow {
    margin-bottom: 18px;
    color: #9b7952;
    font-size: 10px;
    font-weight: 600;
    line-height: 1.4;
    letter-spacing: 3.5px;
    text-transform: uppercase;
}

.tsf-cf-heading {
    margin: 0 0 24px;
    color: #171717;
    font-family: Georgia, "Times New Roman", serif;
    font-size: 48px;
    font-weight: 400;
    line-height: 1.05;
    letter-spacing: -1px;
}

.tsf-cf-copy {
    color: #55504a;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.7;
}

.tsf-cf-section-head {
    max-width: 680px;
    margin-bottom: 55px;
}

.tsf-cf-section-head--center {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.tsf-cf-section-intro {
    max-width: 650px;
}

.tsf-cf-cover-image {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.tsf-cf-image-placeholder {
    display: flex;
    width: 100%;
    height: 100%;
    min-height: inherit;
    align-items: center;
    justify-content: center;
    background: #ded4c5;
    color: #765f45;
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 2.2px;
    text-align: center;
}


/* =========================================================
   BUTTON
   ========================================================= */

.tsf-cf-button {
    display: inline-flex;
    min-height: 48px;
    padding: 0 27px;
    align-items: center;
    justify-content: center;

    border: 1px solid #1d1d1d;
    background: #1d1d1d;

    color: #fff !important;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 1.7px;
    text-decoration: none !important;
    text-transform: uppercase;

    transition: all .25s ease;
}

.tsf-cf-button:hover {
    background: transparent;
    color: #1d1d1d !important;
}

/* =========================================================
   01 HERO
   ========================================================= */

.tsf-cf-hero {
    position: relative;

    width: 100%;
    min-height: 650px;

    margin: 0;
    padding: 0;

    overflow: hidden;

    background: #292826;
}


/* ---------- TWO COLUMNS ---------- */

.tsf-cf-hero__grid {
    display: grid;

    grid-template-columns: 42% 58%;

    width: 100%;
    min-height: 650px;

    margin: 0;
    padding: 0;
}


/* =========================================================
   LEFT CONTENT
   ========================================================= */

.tsf-cf-hero__content {
    display: flex;

    min-width: 0;
    min-height: 650px;

    align-items: center;

    background: #292826;
}


.tsf-cf-hero__content-inner {
    width: 100%;
    max-width: 600px;

    margin-left: auto;

    padding:
        80px
        70px
        80px
        40px;
}


/* ---------- EYEBROW ---------- */

.tsf-cf-hero__eyebrow {
    margin: 0 0 26px;

    color: #ffffff;

    font-size: 11px;
    font-weight: 600;
    line-height: 1.4;

    letter-spacing: 2.8px;

    text-transform: uppercase;
}


/* ---------- HEADING ---------- */

.tsf-cf-hero__title {
    margin: 0 0 30px;

    color: #ffffff;

    font-family:
        Georgia,
        "Times New Roman",
        serif;

    font-size: 62px;
    font-weight: 400;

    line-height: 1.04;

    letter-spacing: -1.5px;
}


/* ---------- DESCRIPTION ---------- */

.tsf-cf-hero__description {
    max-width: 570px;

    margin: 0 0 38px;

    color: rgba(255, 255, 255, .92);

    font-size: 16px;
    font-weight: 400;

    line-height: 1.65;
}


/* ---------- BUTTON ---------- */

.tsf-cf-hero__button {
    display: inline-flex;

    min-height: 48px;

    padding: 0 25px;

    align-items: center;
    justify-content: center;

    border: 1px solid #ffffff;

    background: #ffffff;

    color: #222222 !important;

    font-size: 10px;
    font-weight: 600;

    letter-spacing: 1.5px;

    text-decoration: none !important;

    text-transform: uppercase;

    transition:
        background-color .25s ease,
        color .25s ease;
}


.tsf-cf-hero__button:hover {
    background: transparent;

    color: #ffffff !important;
}


/* =========================================================
   RIGHT IMAGE
   ========================================================= */

.tsf-cf-hero__media {
    position: relative;

    width: 100%;
    min-width: 0;

    height: 650px;

    margin: 0;
    padding: 0;

    overflow: hidden;

    background: #aaa297;
}


.tsf-cf-hero__image {
    display: block;

    width: 100%;
    height: 100%;

    margin: 0;

    object-fit: cover;
    object-position: center;

    border: 0;
}


/* ---------- PLACEHOLDER ---------- */

.tsf-cf-hero__placeholder {
    display: flex;

    width: 100%;
    height: 100%;

    align-items: center;
    justify-content: center;

    background: #aaa297;

    color: #ffffff;

    font-size: 10px;
    font-weight: 600;

    letter-spacing: 2.5px;
}

/* =========================================================
   02 IDEA TO PRODUCTION
   ========================================================= */

.tsf-cf-idea {
    padding: 100px 0;
    background: #fff;
}

.tsf-cf-idea__grid {
    display: grid;
    grid-template-columns:
        minmax(0, 1fr)
        minmax(0, .9fr);
    gap: 90px;
    align-items: center;
}

.tsf-cf-idea__content {
    max-width: 610px;
}

.tsf-cf-idea__title {
    font-size: 48px;
}

.tsf-cf-idea__content .tsf-cf-copy {
    margin-bottom: 30px;
}

.tsf-cf-idea__items {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
}

.tsf-cf-idea__item {
    display: flex;
    min-height: 40px;
    padding: 10px 14px;

    align-items: center;
    justify-content: center;

    border: 1px solid #d9d0c3;
    background: #fff;

    color: #39332d;
    font-size: 11px;
    line-height: 1.3;
    white-space: nowrap;
}

.tsf-cf-idea__media {
    position: relative;
    height: 430px;
    overflow: hidden;
    background: #ded4c5;
}

.tsf-cf-media-label {
    position: absolute;
    z-index: 3;
    top: 27px;
    left: 30px;

    color: #594630;
    font-size: 8px;
    font-weight: 500;
    letter-spacing: 2px;
}


/* =========================================================
   03 CUSTOMIZATION
   ========================================================= */

.tsf-cf-options {
    padding: 105px 0;
    background: #f7f4ef;
}

.tsf-cf-options__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid #d7cec1;
    border-left: 1px solid #d7cec1;
}

.tsf-cf-option-card {
    position: relative;
    min-height: 250px;
    padding: 34px 30px;

    border-right: 1px solid #d7cec1;
    border-bottom: 1px solid #d7cec1;

    background: transparent;
}

.tsf-cf-option-card__number {
    margin-bottom: 42px;

    color: #a98b65;
    font-family: Georgia, serif;
    font-size: 13px;
}

.tsf-cf-option-card h3 {
    margin: 0 0 14px;

    color: #222;
    font-family: Georgia, serif;
    font-size: 23px;
    font-weight: 400;
    line-height: 1.2;
}

.tsf-cf-option-card p {
    margin: 0;
    color: #625d56;
    font-size: 14px;
    line-height: 1.65;
}


/* =========================================================
   04 CATEGORIES
   ========================================================= */

.tsf-cf-categories {
    padding: 105px 0;
    background: #fff;
}

.tsf-cf-categories__grid {
    display: grid;
    grid-template-columns:
        minmax(0, .95fr)
        minmax(0, 1.05fr);

    gap: 90px;
    align-items: center;
}

.tsf-cf-categories__media {
    height: 610px;
    overflow: hidden;
    background: #ded4c5;
}

.tsf-cf-categories__content {
    max-width: 570px;
}

.tsf-cf-categories__content .tsf-cf-copy {
    margin-bottom: 34px;
}

.tsf-cf-category-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-top: 1px solid #ded6cb;
}

.tsf-cf-category-list__item {
    position: relative;
    padding: 14px 15px 14px 19px;
    border-bottom: 1px solid #ded6cb;

    color: #302c28;
    font-size: 13px;
    line-height: 1.4;
}

.tsf-cf-category-list__item:nth-child(odd) {
    border-right: 1px solid #ded6cb;
}

.tsf-cf-category-list__item::before {
    position: absolute;
    top: 19px;
    left: 2px;

    width: 5px;
    height: 5px;

    background: #b19068;
    border-radius: 50%;

    content: "";
}


/* =========================================================
   05 DEVELOPMENT PROCESS
   ========================================================= */

.tsf-cf-process {
    padding: 105px 0;
    background: #252321;
}

.tsf-cf-process .tsf-cf-heading {
    color: #fff;
}

.tsf-cf-process .tsf-cf-copy {
    color: #c9c3bc;
}

.tsf-cf-process__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid rgba(255,255,255,.18);
    border-left: 1px solid rgba(255,255,255,.18);
}

.tsf-cf-process-step {
    min-height: 265px;
    padding: 34px 30px;

    border-right: 1px solid rgba(255,255,255,.18);
    border-bottom: 1px solid rgba(255,255,255,.18);
}

.tsf-cf-process-step__number {
    margin-bottom: 45px;

    color: #c9a875;
    font-family: Georgia, serif;
    font-size: 13px;
}

.tsf-cf-process-step h3 {
    margin: 0 0 14px;

    color: #fff;
    font-family: Georgia, serif;
    font-size: 22px;
    font-weight: 400;
}

.tsf-cf-process-step p {
    margin: 0;
    color: #bcb6af;
    font-size: 13px;
    line-height: 1.7;
}


/* =========================================================
   06 OEM
   ========================================================= */

.tsf-cf-oem {
    padding: 105px 0;
    background: #f7f4ef;
}

.tsf-cf-oem__grid {
    display: grid;
    grid-template-columns:
        minmax(0, .95fr)
        minmax(0, 1.05fr);

    gap: 90px;
    align-items: center;
}

.tsf-cf-oem__content {
    max-width: 570px;
}

.tsf-cf-oem__content .tsf-cf-copy {
    margin-bottom: 32px;
}

.tsf-cf-oem__points {
    border-top: 1px solid #d9d0c3;
}

.tsf-cf-oem__point {
    display: flex;
    gap: 13px;
    padding: 14px 0;

    align-items: center;

    border-bottom: 1px solid #d9d0c3;

    color: #39342e;
    font-size: 13px;
}

.tsf-cf-oem__point span {
    color: #a1815d;
}

.tsf-cf-oem__media {
    height: 500px;
    overflow: hidden;
    background: #ded4c5;
}


/* =========================================================
   07 CTA
   ========================================================= */

.tsf-cf-cta {
    padding: 110px 0;
    background: #b49368;

    /* Khi Hero button cuộn đến section này,
       chừa 90px phía trên để tránh sticky header che tiêu đề */
    scroll-margin-top: 90px;
}

.tsf-cf-cta__inner {
    max-width: 830px;
    margin: 0 auto;
    text-align: center;
}

.tsf-cf-eyebrow--light {
    color: rgba(255,255,255,.8);
}

.tsf-cf-cta__title {
    margin: 0 0 25px;

    color: #fff;
    font-family: Georgia, serif;
    font-size: 54px;
    font-weight: 400;
    line-height: 1.05;
}

.tsf-cf-cta__text {
    max-width: 700px;
    margin: 0 auto 25px;

    color: rgba(255,255,255,.9);
    font-size: 16px;
    line-height: 1.7;
}

.tsf-cf-cta__note {
    max-width: 730px;
    margin: 0 auto 35px;

    color: rgba(255,255,255,.75);
    font-size: 11px;
    line-height: 1.7;
    letter-spacing: .5px;
}

.tsf-cf-button--light {
    border-color: #fff;
    background: #fff;
    color: #332b22 !important;
}

.tsf-cf-button--light:hover {
    background: transparent;
    color: #fff !important;
}


/* =========================================================
   TABLET
   ========================================================= */

@media (max-width: 849px) {

    .tsf-cf-container {
        padding-left: 25px;
        padding-right: 25px;
    }

    .tsf-cf-heading {
        font-size: 43px;
    }

    .tsf-cf-idea,
    .tsf-cf-options,
    .tsf-cf-categories,
    .tsf-cf-process,
    .tsf-cf-oem,
    .tsf-cf-cta {
        padding-top: 75px;
        padding-bottom: 75px;
    }

    .tsf-cf-idea__grid,
    .tsf-cf-categories__grid,
    .tsf-cf-oem__grid {
        grid-template-columns: 1fr;
        gap: 45px;
    }

    .tsf-cf-idea__content,
    .tsf-cf-categories__content,
    .tsf-cf-oem__content {
        max-width: 700px;
    }

    .tsf-cf-hero__title {
        font-size: 48px;
    }

    .tsf-cf-hero__media,
    .tsf-cf-hero__image {
        height: 450px;
    }

    .tsf-cf-hero__placeholder {
        height: 450px;
    }

    .tsf-cf-options__grid,
    .tsf-cf-process__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .tsf-cf-categories__media {
        height: 500px;
    }

    .tsf-cf-oem__media {
        height: 450px;
    }

    .tsf-cf-cta__title {
        font-size: 46px;
    }
}


/* =========================================================
   MOBILE
   ========================================================= */

@media (max-width: 549px) {

    .tsf-cf-container {
        padding-left: 20px;
        padding-right: 20px;
    }

    .tsf-cf-eyebrow {
        margin-bottom: 13px;
        font-size: 8px;
        letter-spacing: 2.5px;
    }

    .tsf-cf-heading {
        margin-bottom: 20px;
        font-size: 35px;
        line-height: 1.08;
    }

    .tsf-cf-copy {
        font-size: 15px;
        line-height: 1.65;
    }

    .tsf-cf-section-head {
        margin-bottom: 38px;
    }

    .tsf-cf-hero,
    .tsf-cf-idea,
    .tsf-cf-options,
    .tsf-cf-categories,
    .tsf-cf-process,
    .tsf-cf-oem,
    .tsf-cf-cta {
        padding-top: 55px;
        padding-bottom: 55px;
    }

    .tsf-cf-hero__grid,
    .tsf-cf-idea__grid,
    .tsf-cf-categories__grid,
    .tsf-cf-oem__grid {
        gap: 35px;
    }

    .tsf-cf-hero__title {
        margin-bottom: 22px;
        font-size: 39px;
        line-height: 1.08;
    }

    .tsf-cf-hero__description {
        margin-bottom: 28px;
        font-size: 15px;
        line-height: 1.65;
    }

    .tsf-cf-button {
        min-height: 46px;
        padding: 0 20px;
        font-size: 9px;
    }

    .tsf-cf-hero__media,
    .tsf-cf-hero__image,
    .tsf-cf-hero__placeholder {
        height: 330px;
    }

    .tsf-cf-idea__title {
        font-size: 35px;
    }

    .tsf-cf-idea__items {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 7px;
    }

    .tsf-cf-idea__item {
        min-height: 44px;
        padding: 8px;
        font-size: 10px;
        text-align: center;
        white-space: normal;
    }

    .tsf-cf-idea__media {
        height: 330px;
    }

    .tsf-cf-media-label {
        top: 20px;
        left: 20px;
        font-size: 7px;
    }

    .tsf-cf-options__grid,
    .tsf-cf-process__grid {
        grid-template-columns: 1fr;
    }

    .tsf-cf-option-card,
    .tsf-cf-process-step {
        min-height: auto;
        padding: 28px 24px;
    }

    .tsf-cf-option-card__number,
    .tsf-cf-process-step__number {
        margin-bottom: 28px;
    }

    .tsf-cf-category-list {
        grid-template-columns: 1fr;
    }

    .tsf-cf-category-list__item:nth-child(odd) {
        border-right: 0;
    }

    .tsf-cf-categories__media {
        height: 370px;
    }

    .tsf-cf-oem__media {
        height: 350px;
    }

    .tsf-cf-cta__title {
        font-size: 38px;
    }

    .tsf-cf-cta__text {
        font-size: 15px;
    }
}